Home / 18,535.86-25,573.14-10,572.36

Finding the Fourth Proportional to 18,535.86, 25,573.14 and 10,572.36

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Solution

The fourth proportional to 18,535.86, 25,573.14 and 10,572.36 is: 14,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.86 : 25,573.14 = 10,572.36 : x
  2. Step 2: Convert to fraction form
    18,535.86/25,573.14 = 10,572.36/x
  3. Step 3: Cross multiply
    18,535.86x = 25,573.14 × 10,572.36
  4. Step 4: Simplify right side
    18,535.86x = 270,368,442.41
  5. Step 5: Solve for x
    x = 270,368,442.41/18,535.86
  6. Step 6: Final answer
    x = 14,586.24

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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.