Home / 40,392.01-55,742.27-25,279.84

Finding the Fourth Proportional to 40,392.01, 55,742.27 and 25,279.84

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Solution

The fourth proportional to 40,392.01, 55,742.27 and 25,279.84 is: 34,886.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.01 : 55,742.27 = 25,279.84 : x
  2. Step 2: Convert to fraction form
    40,392.01/55,742.27 = 25,279.84/x
  3. Step 3: Cross multiply
    40,392.01x = 55,742.27 × 25,279.84
  4. Step 4: Simplify right side
    40,392.01x = 1,409,155,666.84
  5. Step 5: Solve for x
    x = 1,409,155,666.84/40,392.01
  6. Step 6: Final answer
    x = 34,886.99

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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.