Home / 26,023.68-35,910.40-15,411.52

Finding the Fourth Proportional to 26,023.68, 35,910.40 and 15,411.52

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Solution

The fourth proportional to 26,023.68, 35,910.40 and 15,411.52 is: 21,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,023.68 : 35,910.40 = 15,411.52 : x
  2. Step 2: Convert to fraction form
    26,023.68/35,910.40 = 15,411.52/x
  3. Step 3: Cross multiply
    26,023.68x = 35,910.40 × 15,411.52
  4. Step 4: Simplify right side
    26,023.68x = 553,433,847.81
  5. Step 5: Solve for x
    x = 553,433,847.81/26,023.68
  6. Step 6: Final answer
    x = 21,266.55

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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.