Home / 40,349.76-55,681.68-22,444.80

Finding the Fourth Proportional to 40,349.76, 55,681.68 and 22,444.80

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Solution

The fourth proportional to 40,349.76, 55,681.68 and 22,444.80 is: 30,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,349.76 : 55,681.68 = 22,444.80 : x
  2. Step 2: Convert to fraction form
    40,349.76/55,681.68 = 22,444.80/x
  3. Step 3: Cross multiply
    40,349.76x = 55,681.68 × 22,444.80
  4. Step 4: Simplify right side
    40,349.76x = 1,249,764,171.26
  5. Step 5: Solve for x
    x = 1,249,764,171.26/40,349.76
  6. Step 6: Final answer
    x = 30,973.27

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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.