Home / 26,152.90-36,088.30-15,540.48

Finding the Fourth Proportional to 26,152.90, 36,088.30 and 15,540.48

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Solution

The fourth proportional to 26,152.90, 36,088.30 and 15,540.48 is: 21,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,152.90 : 36,088.30 = 15,540.48 : x
  2. Step 2: Convert to fraction form
    26,152.90/36,088.30 = 15,540.48/x
  3. Step 3: Cross multiply
    26,152.90x = 36,088.30 × 15,540.48
  4. Step 4: Simplify right side
    26,152.90x = 560,829,523.81
  5. Step 5: Solve for x
    x = 560,829,523.81/26,152.90
  6. Step 6: Final answer
    x = 21,444.26

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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.