Home / 25,490.50-35,176.88-14,160.62

Finding the Fourth Proportional to 25,490.50, 35,176.88 and 14,160.62

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Solution

The fourth proportional to 25,490.50, 35,176.88 and 14,160.62 is: 19,541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.50 : 35,176.88 = 14,160.62 : x
  2. Step 2: Convert to fraction form
    25,490.50/35,176.88 = 14,160.62/x
  3. Step 3: Cross multiply
    25,490.50x = 35,176.88 × 14,160.62
  4. Step 4: Simplify right side
    25,490.50x = 498,126,553.81
  5. Step 5: Solve for x
    x = 498,126,553.81/25,490.50
  6. Step 6: Final answer
    x = 19,541.66

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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.