Home / 56,097.01-84,123.64-21,017.53

Finding the Fourth Proportional to 56,097.01, 84,123.64 and 21,017.53

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Solution

The fourth proportional to 56,097.01, 84,123.64 and 21,017.53 is: 31,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,097.01 : 84,123.64 = 21,017.53 : x
  2. Step 2: Convert to fraction form
    56,097.01/84,123.64 = 21,017.53/x
  3. Step 3: Cross multiply
    56,097.01x = 84,123.64 × 21,017.53
  4. Step 4: Simplify right side
    56,097.01x = 1,768,071,127.41
  5. Step 5: Solve for x
    x = 1,768,071,127.41/56,097.01
  6. Step 6: Final answer
    x = 31,518.10

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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.