Home / 40,323.55-55,643.35-22,417.47

Finding the Fourth Proportional to 40,323.55, 55,643.35 and 22,417.47

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Solution

The fourth proportional to 40,323.55, 55,643.35 and 22,417.47 is: 30,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,323.55 : 55,643.35 = 22,417.47 : x
  2. Step 2: Convert to fraction form
    40,323.55/55,643.35 = 22,417.47/x
  3. Step 3: Cross multiply
    40,323.55x = 55,643.35 × 22,417.47
  4. Step 4: Simplify right side
    40,323.55x = 1,247,382,739.02
  5. Step 5: Solve for x
    x = 1,247,382,739.02/40,323.55
  6. Step 6: Final answer
    x = 30,934.35

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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.