Home / 58,001.58-86,981.02-20,041.18

Finding the Fourth Proportional to 58,001.58, 86,981.02 and 20,041.18

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Solution

The fourth proportional to 58,001.58, 86,981.02 and 20,041.18 is: 30,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,001.58 : 86,981.02 = 20,041.18 : x
  2. Step 2: Convert to fraction form
    58,001.58/86,981.02 = 20,041.18/x
  3. Step 3: Cross multiply
    58,001.58x = 86,981.02 × 20,041.18
  4. Step 4: Simplify right side
    58,001.58x = 1,743,202,010.85
  5. Step 5: Solve for x
    x = 1,743,202,010.85/58,001.58
  6. Step 6: Final answer
    x = 30,054.39

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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.