Home / 45,671.30-63,045.81-27,772.05

Finding the Fourth Proportional to 45,671.30, 63,045.81 and 27,772.05

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Solution

The fourth proportional to 45,671.30, 63,045.81 and 27,772.05 is: 38,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,671.30 : 63,045.81 = 27,772.05 : x
  2. Step 2: Convert to fraction form
    45,671.30/63,045.81 = 27,772.05/x
  3. Step 3: Cross multiply
    45,671.30x = 63,045.81 × 27,772.05
  4. Step 4: Simplify right side
    45,671.30x = 1,750,911,387.61
  5. Step 5: Solve for x
    x = 1,750,911,387.61/45,671.30
  6. Step 6: Final answer
    x = 38,337.24

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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.