Home / 52,756.06-72,808.31-31,534.87

Finding the Fourth Proportional to 52,756.06, 72,808.31 and 31,534.87

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Solution

The fourth proportional to 52,756.06, 72,808.31 and 31,534.87 is: 43,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756.06 : 72,808.31 = 31,534.87 : x
  2. Step 2: Convert to fraction form
    52,756.06/72,808.31 = 31,534.87/x
  3. Step 3: Cross multiply
    52,756.06x = 72,808.31 × 31,534.87
  4. Step 4: Simplify right side
    52,756.06x = 2,296,000,590.77
  5. Step 5: Solve for x
    x = 2,296,000,590.77/52,756.06
  6. Step 6: Final answer
    x = 43,521.08

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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.