Home / 40,272.02-55,576.08-22,368.68

Finding the Fourth Proportional to 40,272.02, 55,576.08 and 22,368.68

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Solution

The fourth proportional to 40,272.02, 55,576.08 and 22,368.68 is: 30,869.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.02 : 55,576.08 = 22,368.68 : x
  2. Step 2: Convert to fraction form
    40,272.02/55,576.08 = 22,368.68/x
  3. Step 3: Cross multiply
    40,272.02x = 55,576.08 × 22,368.68
  4. Step 4: Simplify right side
    40,272.02x = 1,243,163,549.17
  5. Step 5: Solve for x
    x = 1,243,163,549.17/40,272.02
  6. Step 6: Final answer
    x = 30,869.16

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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.