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Finding the Fourth Proportional to 39,395.48, 59,079.18 and 13,093.16

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Solution

The fourth proportional to 39,395.48, 59,079.18 and 13,093.16 is: 19,635.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.48 : 59,079.18 = 13,093.16 : x
  2. Step 2: Convert to fraction form
    39,395.48/59,079.18 = 13,093.16/x
  3. Step 3: Cross multiply
    39,395.48x = 59,079.18 × 13,093.16
  4. Step 4: Simplify right side
    39,395.48x = 773,533,156.41
  5. Step 5: Solve for x
    x = 773,533,156.41/39,395.48
  6. Step 6: Final answer
    x = 19,635.07

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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.