Home / 25,590.79-35,306.85-14,972.77

Finding the Fourth Proportional to 25,590.79, 35,306.85 and 14,972.77

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Solution

The fourth proportional to 25,590.79, 35,306.85 and 14,972.77 is: 20,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.79 : 35,306.85 = 14,972.77 : x
  2. Step 2: Convert to fraction form
    25,590.79/35,306.85 = 14,972.77/x
  3. Step 3: Cross multiply
    25,590.79x = 35,306.85 × 14,972.77
  4. Step 4: Simplify right side
    25,590.79x = 528,641,344.47
  5. Step 5: Solve for x
    x = 528,641,344.47/25,590.79
  6. Step 6: Final answer
    x = 20,657.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.