Home / 51,341.80-77,026.20-16,281.40

Finding the Fourth Proportional to 51,341.80, 77,026.20 and 16,281.40

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Solution

The fourth proportional to 51,341.80, 77,026.20 and 16,281.40 is: 24,426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.80 : 77,026.20 = 16,281.40 : x
  2. Step 2: Convert to fraction form
    51,341.80/77,026.20 = 16,281.40/x
  3. Step 3: Cross multiply
    51,341.80x = 77,026.20 × 16,281.40
  4. Step 4: Simplify right side
    51,341.80x = 1,254,094,372.68
  5. Step 5: Solve for x
    x = 1,254,094,372.68/51,341.80
  6. Step 6: Final answer
    x = 24,426.38

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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.