Home / 61,712.78-92,569.48-14,965.66

Finding the Fourth Proportional to 61,712.78, 92,569.48 and 14,965.66

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Solution

The fourth proportional to 61,712.78, 92,569.48 and 14,965.66 is: 22,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,712.78 : 92,569.48 = 14,965.66 : x
  2. Step 2: Convert to fraction form
    61,712.78/92,569.48 = 14,965.66/x
  3. Step 3: Cross multiply
    61,712.78x = 92,569.48 × 14,965.66
  4. Step 4: Simplify right side
    61,712.78x = 1,385,363,364.06
  5. Step 5: Solve for x
    x = 1,385,363,364.06/61,712.78
  6. Step 6: Final answer
    x = 22,448.57

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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.