Home / 26,130.06-36,060.06-15,519.72

Finding the Fourth Proportional to 26,130.06, 36,060.06 and 15,519.72

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Solution

The fourth proportional to 26,130.06, 36,060.06 and 15,519.72 is: 21,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.06 : 36,060.06 = 15,519.72 : x
  2. Step 2: Convert to fraction form
    26,130.06/36,060.06 = 15,519.72/x
  3. Step 3: Cross multiply
    26,130.06x = 36,060.06 × 15,519.72
  4. Step 4: Simplify right side
    26,130.06x = 559,642,034.38
  5. Step 5: Solve for x
    x = 559,642,034.38/26,130.06
  6. Step 6: Final answer
    x = 21,417.56

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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.