Home / 52,888.16-72,985.08-29,013.68

Finding the Fourth Proportional to 52,888.16, 72,985.08 and 29,013.68

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Solution

The fourth proportional to 52,888.16, 72,985.08 and 29,013.68 is: 40,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,888.16 : 72,985.08 = 29,013.68 : x
  2. Step 2: Convert to fraction form
    52,888.16/72,985.08 = 29,013.68/x
  3. Step 3: Cross multiply
    52,888.16x = 72,985.08 × 29,013.68
  4. Step 4: Simplify right side
    52,888.16x = 2,117,565,755.89
  5. Step 5: Solve for x
    x = 2,117,565,755.89/52,888.16
  6. Step 6: Final answer
    x = 40,038.56

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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.