Home / 40,064.13-55,291.14-22,159.35

Finding the Fourth Proportional to 40,064.13, 55,291.14 and 22,159.35

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Solution

The fourth proportional to 40,064.13, 55,291.14 and 22,159.35 is: 30,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,064.13 : 55,291.14 = 22,159.35 : x
  2. Step 2: Convert to fraction form
    40,064.13/55,291.14 = 22,159.35/x
  3. Step 3: Cross multiply
    40,064.13x = 55,291.14 × 22,159.35
  4. Step 4: Simplify right side
    40,064.13x = 1,225,215,723.16
  5. Step 5: Solve for x
    x = 1,225,215,723.16/40,064.13
  6. Step 6: Final answer
    x = 30,581.36

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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.