Home / 51,534.34-77,312.54-15,994.91

Finding the Fourth Proportional to 51,534.34, 77,312.54 and 15,994.91

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Solution

The fourth proportional to 51,534.34, 77,312.54 and 15,994.91 is: 23,995.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,534.34 : 77,312.54 = 15,994.91 : x
  2. Step 2: Convert to fraction form
    51,534.34/77,312.54 = 15,994.91/x
  3. Step 3: Cross multiply
    51,534.34x = 77,312.54 × 15,994.91
  4. Step 4: Simplify right side
    51,534.34x = 1,236,607,352.44
  5. Step 5: Solve for x
    x = 1,236,607,352.44/51,534.34
  6. Step 6: Final answer
    x = 23,995.79

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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.