Home / 26,803.19-36,990.08-15,474.76

Finding the Fourth Proportional to 26,803.19, 36,990.08 and 15,474.76

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Solution

The fourth proportional to 26,803.19, 36,990.08 and 15,474.76 is: 21,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.19 : 36,990.08 = 15,474.76 : x
  2. Step 2: Convert to fraction form
    26,803.19/36,990.08 = 15,474.76/x
  3. Step 3: Cross multiply
    26,803.19x = 36,990.08 × 15,474.76
  4. Step 4: Simplify right side
    26,803.19x = 572,412,610.38
  5. Step 5: Solve for x
    x = 572,412,610.38/26,803.19
  6. Step 6: Final answer
    x = 21,356.14

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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.