Home / 38,689.24-58,034.40-10,987.24

Finding the Fourth Proportional to 38,689.24, 58,034.40 and 10,987.24

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Solution

The fourth proportional to 38,689.24, 58,034.40 and 10,987.24 is: 16,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.24 : 58,034.40 = 10,987.24 : x
  2. Step 2: Convert to fraction form
    38,689.24/58,034.40 = 10,987.24/x
  3. Step 3: Cross multiply
    38,689.24x = 58,034.40 × 10,987.24
  4. Step 4: Simplify right side
    38,689.24x = 637,637,881.06
  5. Step 5: Solve for x
    x = 637,637,881.06/38,689.24
  6. Step 6: Final answer
    x = 16,481.01

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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.