Home / 50,281.17-75,421.70-12,841.28

Finding the Fourth Proportional to 50,281.17, 75,421.70 and 12,841.28

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Solution

The fourth proportional to 50,281.17, 75,421.70 and 12,841.28 is: 19,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,281.17 : 75,421.70 = 12,841.28 : x
  2. Step 2: Convert to fraction form
    50,281.17/75,421.70 = 12,841.28/x
  3. Step 3: Cross multiply
    50,281.17x = 75,421.70 × 12,841.28
  4. Step 4: Simplify right side
    50,281.17x = 968,510,726.46
  5. Step 5: Solve for x
    x = 968,510,726.46/50,281.17
  6. Step 6: Final answer
    x = 19,261.90

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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.