Home / 31,630.02-47,448.27-14,098.38

Finding the Fourth Proportional to 31,630.02, 47,448.27 and 14,098.38

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Solution

The fourth proportional to 31,630.02, 47,448.27 and 14,098.38 is: 21,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.02 : 47,448.27 = 14,098.38 : x
  2. Step 2: Convert to fraction form
    31,630.02/47,448.27 = 14,098.38/x
  3. Step 3: Cross multiply
    31,630.02x = 47,448.27 × 14,098.38
  4. Step 4: Simplify right side
    31,630.02x = 668,943,740.80
  5. Step 5: Solve for x
    x = 668,943,740.80/31,630.02
  6. Step 6: Final answer
    x = 21,149.01

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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.