Home / 18,445.07-25,454.45-10,487.27

Finding the Fourth Proportional to 18,445.07, 25,454.45 and 10,487.27

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Solution

The fourth proportional to 18,445.07, 25,454.45 and 10,487.27 is: 14,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.07 : 25,454.45 = 10,487.27 : x
  2. Step 2: Convert to fraction form
    18,445.07/25,454.45 = 10,487.27/x
  3. Step 3: Cross multiply
    18,445.07x = 25,454.45 × 10,487.27
  4. Step 4: Simplify right side
    18,445.07x = 266,947,779.71
  5. Step 5: Solve for x
    x = 266,947,779.71/18,445.07
  6. Step 6: Final answer
    x = 14,472.58

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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.