Home / 15,426.60-23,123.70-8,838.60

Finding the Fourth Proportional to 15,426.60, 23,123.70 and 8,838.60

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Solution

The fourth proportional to 15,426.60, 23,123.70 and 8,838.60 is: 13,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.60 : 23,123.70 = 8,838.60 : x
  2. Step 2: Convert to fraction form
    15,426.60/23,123.70 = 8,838.60/x
  3. Step 3: Cross multiply
    15,426.60x = 23,123.70 × 8,838.60
  4. Step 4: Simplify right side
    15,426.60x = 204,381,134.82
  5. Step 5: Solve for x
    x = 204,381,134.82/15,426.60
  6. Step 6: Final answer
    x = 13,248.62

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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.