Home / 39,386.25-59,089.10-11,684.25

Finding the Fourth Proportional to 39,386.25, 59,089.10 and 11,684.25

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Solution

The fourth proportional to 39,386.25, 59,089.10 and 11,684.25 is: 17,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.25 : 59,089.10 = 11,684.25 : x
  2. Step 2: Convert to fraction form
    39,386.25/59,089.10 = 11,684.25/x
  3. Step 3: Cross multiply
    39,386.25x = 59,089.10 × 11,684.25
  4. Step 4: Simplify right side
    39,386.25x = 690,411,758.25
  5. Step 5: Solve for x
    x = 690,411,758.25/39,386.25
  6. Step 6: Final answer
    x = 17,529.26

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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.