Home / 51,808.57-77,712.85-34,274.30

Finding the Fourth Proportional to 51,808.57, 77,712.85 and 34,274.30

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Solution

The fourth proportional to 51,808.57, 77,712.85 and 34,274.30 is: 51,411.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,808.57 : 77,712.85 = 34,274.30 : x
  2. Step 2: Convert to fraction form
    51,808.57/77,712.85 = 34,274.30/x
  3. Step 3: Cross multiply
    51,808.57x = 77,712.85 × 34,274.30
  4. Step 4: Simplify right side
    51,808.57x = 2,663,553,534.76
  5. Step 5: Solve for x
    x = 2,663,553,534.76/51,808.57
  6. Step 6: Final answer
    x = 51,411.45

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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.