Home / 34,671.56-51,964.12-15,931.68

Finding the Fourth Proportional to 34,671.56, 51,964.12 and 15,931.68

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Solution

The fourth proportional to 34,671.56, 51,964.12 and 15,931.68 is: 23,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.56 : 51,964.12 = 15,931.68 : x
  2. Step 2: Convert to fraction form
    34,671.56/51,964.12 = 15,931.68/x
  3. Step 3: Cross multiply
    34,671.56x = 51,964.12 × 15,931.68
  4. Step 4: Simplify right side
    34,671.56x = 827,875,731.32
  5. Step 5: Solve for x
    x = 827,875,731.32/34,671.56
  6. Step 6: Final answer
    x = 23,877.66

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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.