Home / 32,862.90-45,355.50-18,717.06

Finding the Fourth Proportional to 32,862.90, 45,355.50 and 18,717.06

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Solution

The fourth proportional to 32,862.90, 45,355.50 and 18,717.06 is: 25,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,862.90 : 45,355.50 = 18,717.06 : x
  2. Step 2: Convert to fraction form
    32,862.90/45,355.50 = 18,717.06/x
  3. Step 3: Cross multiply
    32,862.90x = 45,355.50 × 18,717.06
  4. Step 4: Simplify right side
    32,862.90x = 848,921,614.83
  5. Step 5: Solve for x
    x = 848,921,614.83/32,862.90
  6. Step 6: Final answer
    x = 25,832.22

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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.