Home / 39,566.40-59,340-13,264.32

Finding the Fourth Proportional to 39,566.40, 59,340 and 13,264.32

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Solution

The fourth proportional to 39,566.40, 59,340 and 13,264.32 is: 19,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,566.40 : 59,340 = 13,264.32 : x
  2. Step 2: Convert to fraction form
    39,566.40/59,340 = 13,264.32/x
  3. Step 3: Cross multiply
    39,566.40x = 59,340 × 13,264.32
  4. Step 4: Simplify right side
    39,566.40x = 787,104,748.80
  5. Step 5: Solve for x
    x = 787,104,748.80/39,566.40
  6. Step 6: Final answer
    x = 19,893.26

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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.