Home / 26,398.13-36,432.45-15,069.24

Finding the Fourth Proportional to 26,398.13, 36,432.45 and 15,069.24

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Solution

The fourth proportional to 26,398.13, 36,432.45 and 15,069.24 is: 20,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.13 : 36,432.45 = 15,069.24 : x
  2. Step 2: Convert to fraction form
    26,398.13/36,432.45 = 15,069.24/x
  3. Step 3: Cross multiply
    26,398.13x = 36,432.45 × 15,069.24
  4. Step 4: Simplify right side
    26,398.13x = 549,009,332.84
  5. Step 5: Solve for x
    x = 549,009,332.84/26,398.13
  6. Step 6: Final answer
    x = 20,797.28

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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.