Home / 39,617.17-59,438.46-11,538.91

Finding the Fourth Proportional to 39,617.17, 59,438.46 and 11,538.91

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Solution

The fourth proportional to 39,617.17, 59,438.46 and 11,538.91 is: 17,312.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,617.17 : 59,438.46 = 11,538.91 : x
  2. Step 2: Convert to fraction form
    39,617.17/59,438.46 = 11,538.91/x
  3. Step 3: Cross multiply
    39,617.17x = 59,438.46 × 11,538.91
  4. Step 4: Simplify right side
    39,617.17x = 685,855,040.48
  5. Step 5: Solve for x
    x = 685,855,040.48/39,617.17
  6. Step 6: Final answer
    x = 17,312.07

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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.