Home / 19,372.95-26,731.13-10,873.91

Finding the Fourth Proportional to 19,372.95, 26,731.13 and 10,873.91

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Solution

The fourth proportional to 19,372.95, 26,731.13 and 10,873.91 is: 15,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.95 : 26,731.13 = 10,873.91 : x
  2. Step 2: Convert to fraction form
    19,372.95/26,731.13 = 10,873.91/x
  3. Step 3: Cross multiply
    19,372.95x = 26,731.13 × 10,873.91
  4. Step 4: Simplify right side
    19,372.95x = 290,671,901.82
  5. Step 5: Solve for x
    x = 290,671,901.82/19,372.95
  6. Step 6: Final answer
    x = 15,004.01

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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.