Home / 51,589.40-77,384.12-34,055.12

Finding the Fourth Proportional to 51,589.40, 77,384.12 and 34,055.12

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Solution

The fourth proportional to 51,589.40, 77,384.12 and 34,055.12 is: 51,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,589.40 : 77,384.12 = 34,055.12 : x
  2. Step 2: Convert to fraction form
    51,589.40/77,384.12 = 34,055.12/x
  3. Step 3: Cross multiply
    51,589.40x = 77,384.12 × 34,055.12
  4. Step 4: Simplify right side
    51,589.40x = 2,635,325,492.69
  5. Step 5: Solve for x
    x = 2,635,325,492.69/51,589.40
  6. Step 6: Final answer
    x = 51,082.69

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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.