Home / 25,123.86-37,688.76-11,077.92

Finding the Fourth Proportional to 25,123.86, 37,688.76 and 11,077.92

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Solution

The fourth proportional to 25,123.86, 37,688.76 and 11,077.92 is: 16,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.86 : 37,688.76 = 11,077.92 : x
  2. Step 2: Convert to fraction form
    25,123.86/37,688.76 = 11,077.92/x
  3. Step 3: Cross multiply
    25,123.86x = 37,688.76 × 11,077.92
  4. Step 4: Simplify right side
    25,123.86x = 417,513,068.18
  5. Step 5: Solve for x
    x = 417,513,068.18/25,123.86
  6. Step 6: Final answer
    x = 16,618.19

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1.5x scale

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.