Home / 40,054.01-55,275.14-22,148.69

Finding the Fourth Proportional to 40,054.01, 55,275.14 and 22,148.69

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Solution

The fourth proportional to 40,054.01, 55,275.14 and 22,148.69 is: 30,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.01 : 55,275.14 = 22,148.69 : x
  2. Step 2: Convert to fraction form
    40,054.01/55,275.14 = 22,148.69/x
  3. Step 3: Cross multiply
    40,054.01x = 55,275.14 × 22,148.69
  4. Step 4: Simplify right side
    40,054.01x = 1,224,271,719.56
  5. Step 5: Solve for x
    x = 1,224,271,719.56/40,054.01
  6. Step 6: Final answer
    x = 30,565.53

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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.