Home / 25,967.19-35,816.88-15,900.62

Finding the Fourth Proportional to 25,967.19, 35,816.88 and 15,900.62

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Solution

The fourth proportional to 25,967.19, 35,816.88 and 15,900.62 is: 21,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.19 : 35,816.88 = 15,900.62 : x
  2. Step 2: Convert to fraction form
    25,967.19/35,816.88 = 15,900.62/x
  3. Step 3: Cross multiply
    25,967.19x = 35,816.88 × 15,900.62
  4. Step 4: Simplify right side
    25,967.19x = 569,510,419.38
  5. Step 5: Solve for x
    x = 569,510,419.38/25,967.19
  6. Step 6: Final answer
    x = 21,931.92

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1.5x scale

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.