Home / 19,387.83-26,753.32-10,888.02

Finding the Fourth Proportional to 19,387.83, 26,753.32 and 10,888.02

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Solution

The fourth proportional to 19,387.83, 26,753.32 and 10,888.02 is: 15,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.83 : 26,753.32 = 10,888.02 : x
  2. Step 2: Convert to fraction form
    19,387.83/26,753.32 = 10,888.02/x
  3. Step 3: Cross multiply
    19,387.83x = 26,753.32 × 10,888.02
  4. Step 4: Simplify right side
    19,387.83x = 291,290,696.84
  5. Step 5: Solve for x
    x = 291,290,696.84/19,387.83
  6. Step 6: Final answer
    x = 15,024.41

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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.