Home / 26,438.72-36,484.08-15,260

Finding the Fourth Proportional to 26,438.72, 36,484.08 and 15,260

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Solution

The fourth proportional to 26,438.72, 36,484.08 and 15,260 is: 21,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.72 : 36,484.08 = 15,260 : x
  2. Step 2: Convert to fraction form
    26,438.72/36,484.08 = 15,260/x
  3. Step 3: Cross multiply
    26,438.72x = 36,484.08 × 15,260
  4. Step 4: Simplify right side
    26,438.72x = 556,747,060.80
  5. Step 5: Solve for x
    x = 556,747,060.80/26,438.72
  6. Step 6: Final answer
    x = 21,058.02

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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.