Home / 32,877.90-45,370.59-18,537.60

Finding the Fourth Proportional to 32,877.90, 45,370.59 and 18,537.60

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Solution

The fourth proportional to 32,877.90, 45,370.59 and 18,537.60 is: 25,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,877.90 : 45,370.59 = 18,537.60 : x
  2. Step 2: Convert to fraction form
    32,877.90/45,370.59 = 18,537.60/x
  3. Step 3: Cross multiply
    32,877.90x = 45,370.59 × 18,537.60
  4. Step 4: Simplify right side
    32,877.90x = 841,061,849.18
  5. Step 5: Solve for x
    x = 841,061,849.18/32,877.90
  6. Step 6: Final answer
    x = 25,581.37

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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.