Home / 26,473.56-36,530.64-15,862.92

Finding the Fourth Proportional to 26,473.56, 36,530.64 and 15,862.92

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Solution

The fourth proportional to 26,473.56, 36,530.64 and 15,862.92 is: 21,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.56 : 36,530.64 = 15,862.92 : x
  2. Step 2: Convert to fraction form
    26,473.56/36,530.64 = 15,862.92/x
  3. Step 3: Cross multiply
    26,473.56x = 36,530.64 × 15,862.92
  4. Step 4: Simplify right side
    26,473.56x = 579,482,619.87
  5. Step 5: Solve for x
    x = 579,482,619.87/26,473.56
  6. Step 6: Final answer
    x = 21,889.11

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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.