Home / 52,860.16-79,290.51-13,417.29

Finding the Fourth Proportional to 52,860.16, 79,290.51 and 13,417.29

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Solution

The fourth proportional to 52,860.16, 79,290.51 and 13,417.29 is: 20,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,860.16 : 79,290.51 = 13,417.29 : x
  2. Step 2: Convert to fraction form
    52,860.16/79,290.51 = 13,417.29/x
  3. Step 3: Cross multiply
    52,860.16x = 79,290.51 × 13,417.29
  4. Step 4: Simplify right side
    52,860.16x = 1,063,863,766.92
  5. Step 5: Solve for x
    x = 1,063,863,766.92/52,860.16
  6. Step 6: Final answer
    x = 20,126.00

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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.