Home / 39,612.50-59,428.06-11,533.16

Finding the Fourth Proportional to 39,612.50, 59,428.06 and 11,533.16

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Solution

The fourth proportional to 39,612.50, 59,428.06 and 11,533.16 is: 17,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,612.50 : 59,428.06 = 11,533.16 : x
  2. Step 2: Convert to fraction form
    39,612.50/59,428.06 = 11,533.16/x
  3. Step 3: Cross multiply
    39,612.50x = 59,428.06 × 11,533.16
  4. Step 4: Simplify right side
    39,612.50x = 685,393,324.47
  5. Step 5: Solve for x
    x = 685,393,324.47/39,612.50
  6. Step 6: Final answer
    x = 17,302.45

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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.