Home / 21,398.57-32,097.95-14,049.53

Finding the Fourth Proportional to 21,398.57, 32,097.95 and 14,049.53

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Solution

The fourth proportional to 21,398.57, 32,097.95 and 14,049.53 is: 21,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,398.57 : 32,097.95 = 14,049.53 : x
  2. Step 2: Convert to fraction form
    21,398.57/32,097.95 = 14,049.53/x
  3. Step 3: Cross multiply
    21,398.57x = 32,097.95 × 14,049.53
  4. Step 4: Simplify right side
    21,398.57x = 450,961,111.46
  5. Step 5: Solve for x
    x = 450,961,111.46/21,398.57
  6. Step 6: Final answer
    x = 21,074.36

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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.