Home / 35,348.06-53,020.41-10,387.10

Finding the Fourth Proportional to 35,348.06, 53,020.41 and 10,387.10

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Solution

The fourth proportional to 35,348.06, 53,020.41 and 10,387.10 is: 15,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.06 : 53,020.41 = 10,387.10 : x
  2. Step 2: Convert to fraction form
    35,348.06/53,020.41 = 10,387.10/x
  3. Step 3: Cross multiply
    35,348.06x = 53,020.41 × 10,387.10
  4. Step 4: Simplify right side
    35,348.06x = 550,728,300.71
  5. Step 5: Solve for x
    x = 550,728,300.71/35,348.06
  6. Step 6: Final answer
    x = 15,580.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.