Home / 21,548.18-32,289.28-14,502.12

Finding the Fourth Proportional to 21,548.18, 32,289.28 and 14,502.12

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Solution

The fourth proportional to 21,548.18, 32,289.28 and 14,502.12 is: 21,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.18 : 32,289.28 = 14,502.12 : x
  2. Step 2: Convert to fraction form
    21,548.18/32,289.28 = 14,502.12/x
  3. Step 3: Cross multiply
    21,548.18x = 32,289.28 × 14,502.12
  4. Step 4: Simplify right side
    21,548.18x = 468,263,013.27
  5. Step 5: Solve for x
    x = 468,263,013.27/21,548.18
  6. Step 6: Final answer
    x = 21,730.98

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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.