Home / 31,663.04-47,548.89-28,113.18

Finding the Fourth Proportional to 31,663.04, 47,548.89 and 28,113.18

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Solution

The fourth proportional to 31,663.04, 47,548.89 and 28,113.18 is: 42,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,663.04 : 47,548.89 = 28,113.18 : x
  2. Step 2: Convert to fraction form
    31,663.04/47,548.89 = 28,113.18/x
  3. Step 3: Cross multiply
    31,663.04x = 47,548.89 × 28,113.18
  4. Step 4: Simplify right side
    31,663.04x = 1,336,750,458.79
  5. Step 5: Solve for x
    x = 1,336,750,458.79/31,663.04
  6. Step 6: Final answer
    x = 42,218.01

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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.