Home / 26,438.92-36,492.10-17,955.20

Finding the Fourth Proportional to 26,438.92, 36,492.10 and 17,955.20

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Solution

The fourth proportional to 26,438.92, 36,492.10 and 17,955.20 is: 24,782.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.92 : 36,492.10 = 17,955.20 : x
  2. Step 2: Convert to fraction form
    26,438.92/36,492.10 = 17,955.20/x
  3. Step 3: Cross multiply
    26,438.92x = 36,492.10 × 17,955.20
  4. Step 4: Simplify right side
    26,438.92x = 655,222,953.92
  5. Step 5: Solve for x
    x = 655,222,953.92/26,438.92
  6. Step 6: Final answer
    x = 24,782.52

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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.