Home / 31,509.68-47,264.58-29,585.12

Finding the Fourth Proportional to 31,509.68, 47,264.58 and 29,585.12

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Solution

The fourth proportional to 31,509.68, 47,264.58 and 29,585.12 is: 44,377.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509.68 : 47,264.58 = 29,585.12 : x
  2. Step 2: Convert to fraction form
    31,509.68/47,264.58 = 29,585.12/x
  3. Step 3: Cross multiply
    31,509.68x = 47,264.58 × 29,585.12
  4. Step 4: Simplify right side
    31,509.68x = 1,398,328,271.05
  5. Step 5: Solve for x
    x = 1,398,328,271.05/31,509.68
  6. Step 6: Final answer
    x = 44,377.74

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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.