Home / 52,663.20-72,676.08-31,444.32

Finding the Fourth Proportional to 52,663.20, 72,676.08 and 31,444.32

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Solution

The fourth proportional to 52,663.20, 72,676.08 and 31,444.32 is: 43,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,663.20 : 72,676.08 = 31,444.32 : x
  2. Step 2: Convert to fraction form
    52,663.20/72,676.08 = 31,444.32/x
  3. Step 3: Cross multiply
    52,663.20x = 72,676.08 × 31,444.32
  4. Step 4: Simplify right side
    52,663.20x = 2,285,249,915.87
  5. Step 5: Solve for x
    x = 2,285,249,915.87/52,663.20
  6. Step 6: Final answer
    x = 43,393.68

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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.