Home / 21,624.02-32,437.40-9,141.71

Finding the Fourth Proportional to 21,624.02, 32,437.40 and 9,141.71

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Solution

The fourth proportional to 21,624.02, 32,437.40 and 9,141.71 is: 13,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.02 : 32,437.40 = 9,141.71 : x
  2. Step 2: Convert to fraction form
    21,624.02/32,437.40 = 9,141.71/x
  3. Step 3: Cross multiply
    21,624.02x = 32,437.40 × 9,141.71
  4. Step 4: Simplify right side
    21,624.02x = 296,533,339.34
  5. Step 5: Solve for x
    x = 296,533,339.34/21,624.02
  6. Step 6: Final answer
    x = 13,713.15

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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.