Home / 40,272.39-55,576.53-22,368.15

Finding the Fourth Proportional to 40,272.39, 55,576.53 and 22,368.15

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Solution

The fourth proportional to 40,272.39, 55,576.53 and 22,368.15 is: 30,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.39 : 55,576.53 = 22,368.15 : x
  2. Step 2: Convert to fraction form
    40,272.39/55,576.53 = 22,368.15/x
  3. Step 3: Cross multiply
    40,272.39x = 55,576.53 × 22,368.15
  4. Step 4: Simplify right side
    40,272.39x = 1,243,144,159.52
  5. Step 5: Solve for x
    x = 1,243,144,159.52/40,272.39
  6. Step 6: Final answer
    x = 30,868.40

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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.