Home / 45,931.45-63,384.85-25,787.83

Finding the Fourth Proportional to 45,931.45, 63,384.85 and 25,787.83

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Solution

The fourth proportional to 45,931.45, 63,384.85 and 25,787.83 is: 35,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.45 : 63,384.85 = 25,787.83 : x
  2. Step 2: Convert to fraction form
    45,931.45/63,384.85 = 25,787.83/x
  3. Step 3: Cross multiply
    45,931.45x = 63,384.85 × 25,787.83
  4. Step 4: Simplify right side
    45,931.45x = 1,634,557,736.38
  5. Step 5: Solve for x
    x = 1,634,557,736.38/45,931.45
  6. Step 6: Final answer
    x = 35,586.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.