Home / 31,643.04-47,467.08-9,454.80

Finding the Fourth Proportional to 31,643.04, 47,467.08 and 9,454.80

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Solution

The fourth proportional to 31,643.04, 47,467.08 and 9,454.80 is: 14,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.04 : 47,467.08 = 9,454.80 : x
  2. Step 2: Convert to fraction form
    31,643.04/47,467.08 = 9,454.80/x
  3. Step 3: Cross multiply
    31,643.04x = 47,467.08 × 9,454.80
  4. Step 4: Simplify right side
    31,643.04x = 448,791,747.98
  5. Step 5: Solve for x
    x = 448,791,747.98/31,643.04
  6. Step 6: Final answer
    x = 14,182.95

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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.