Home / 16,421.13-24,618.47-6,557.76

Finding the Fourth Proportional to 16,421.13, 24,618.47 and 6,557.76

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Solution

The fourth proportional to 16,421.13, 24,618.47 and 6,557.76 is: 9,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.13 : 24,618.47 = 6,557.76 : x
  2. Step 2: Convert to fraction form
    16,421.13/24,618.47 = 6,557.76/x
  3. Step 3: Cross multiply
    16,421.13x = 24,618.47 × 6,557.76
  4. Step 4: Simplify right side
    16,421.13x = 161,441,985.04
  5. Step 5: Solve for x
    x = 161,441,985.04/16,421.13
  6. Step 6: Final answer
    x = 9,831.36

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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.