Home / 51,589.47-77,384.21-34,055.20

Finding the Fourth Proportional to 51,589.47, 77,384.21 and 34,055.20

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Solution

The fourth proportional to 51,589.47, 77,384.21 and 34,055.20 is: 51,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,589.47 : 77,384.21 = 34,055.20 : x
  2. Step 2: Convert to fraction form
    51,589.47/77,384.21 = 34,055.20/x
  3. Step 3: Cross multiply
    51,589.47x = 77,384.21 × 34,055.20
  4. Step 4: Simplify right side
    51,589.47x = 2,635,334,866.41
  5. Step 5: Solve for x
    x = 2,635,334,866.41/51,589.47
  6. Step 6: Final answer
    x = 51,082.80

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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.