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Finding the Fourth Proportional to 60,047.84, 90,084.63 and 17,931.24

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Solution

The fourth proportional to 60,047.84, 90,084.63 and 17,931.24 is: 26,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,047.84 : 90,084.63 = 17,931.24 : x
  2. Step 2: Convert to fraction form
    60,047.84/90,084.63 = 17,931.24/x
  3. Step 3: Cross multiply
    60,047.84x = 90,084.63 × 17,931.24
  4. Step 4: Simplify right side
    60,047.84x = 1,615,329,120.84
  5. Step 5: Solve for x
    x = 1,615,329,120.84/60,047.84
  6. Step 6: Final answer
    x = 26,900.70

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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.