Home / 25,854.68-35,678.52-15,800.01

Finding the Fourth Proportional to 25,854.68, 35,678.52 and 15,800.01

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Solution

The fourth proportional to 25,854.68, 35,678.52 and 15,800.01 is: 21,803.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,854.68 : 35,678.52 = 15,800.01 : x
  2. Step 2: Convert to fraction form
    25,854.68/35,678.52 = 15,800.01/x
  3. Step 3: Cross multiply
    25,854.68x = 35,678.52 × 15,800.01
  4. Step 4: Simplify right side
    25,854.68x = 563,720,972.79
  5. Step 5: Solve for x
    x = 563,720,972.79/25,854.68
  6. Step 6: Final answer
    x = 21,803.44

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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.