Home / 42,888.13-64,338.48-16,243.92

Finding the Fourth Proportional to 42,888.13, 64,338.48 and 16,243.92

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Solution

The fourth proportional to 42,888.13, 64,338.48 and 16,243.92 is: 24,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,888.13 : 64,338.48 = 16,243.92 : x
  2. Step 2: Convert to fraction form
    42,888.13/64,338.48 = 16,243.92/x
  3. Step 3: Cross multiply
    42,888.13x = 64,338.48 × 16,243.92
  4. Step 4: Simplify right side
    42,888.13x = 1,045,109,122.04
  5. Step 5: Solve for x
    x = 1,045,109,122.04/42,888.13
  6. Step 6: Final answer
    x = 24,368.26

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1.5x scale

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.