Home / 17,381.66-26,074.02-4,901.78

Finding the Fourth Proportional to 17,381.66, 26,074.02 and 4,901.78

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Solution

The fourth proportional to 17,381.66, 26,074.02 and 4,901.78 is: 7,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.66 : 26,074.02 = 4,901.78 : x
  2. Step 2: Convert to fraction form
    17,381.66/26,074.02 = 4,901.78/x
  3. Step 3: Cross multiply
    17,381.66x = 26,074.02 × 4,901.78
  4. Step 4: Simplify right side
    17,381.66x = 127,809,109.76
  5. Step 5: Solve for x
    x = 127,809,109.76/17,381.66
  6. Step 6: Final answer
    x = 7,353.10

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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.