Home / 26,746.20-40,125.65-9,215.51

Finding the Fourth Proportional to 26,746.20, 40,125.65 and 9,215.51

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Solution

The fourth proportional to 26,746.20, 40,125.65 and 9,215.51 is: 13,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.20 : 40,125.65 = 9,215.51 : x
  2. Step 2: Convert to fraction form
    26,746.20/40,125.65 = 9,215.51/x
  3. Step 3: Cross multiply
    26,746.20x = 40,125.65 × 9,215.51
  4. Step 4: Simplify right side
    26,746.20x = 369,778,082.13
  5. Step 5: Solve for x
    x = 369,778,082.13/26,746.20
  6. Step 6: Final answer
    x = 13,825.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.