Home / 32,877.11-45,359.31-18,719.93

Finding the Fourth Proportional to 32,877.11, 45,359.31 and 18,719.93

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Solution

The fourth proportional to 32,877.11, 45,359.31 and 18,719.93 is: 25,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,877.11 : 45,359.31 = 18,719.93 : x
  2. Step 2: Convert to fraction form
    32,877.11/45,359.31 = 18,719.93/x
  3. Step 3: Cross multiply
    32,877.11x = 45,359.31 × 18,719.93
  4. Step 4: Simplify right side
    32,877.11x = 849,122,881.25
  5. Step 5: Solve for x
    x = 849,122,881.25/32,877.11
  6. Step 6: Final answer
    x = 25,827.18

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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.