Home / 32,860.65-45,352.40-18,714.81

Finding the Fourth Proportional to 32,860.65, 45,352.40 and 18,714.81

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Solution

The fourth proportional to 32,860.65, 45,352.40 and 18,714.81 is: 25,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860.65 : 45,352.40 = 18,714.81 : x
  2. Step 2: Convert to fraction form
    32,860.65/45,352.40 = 18,714.81/x
  3. Step 3: Cross multiply
    32,860.65x = 45,352.40 × 18,714.81
  4. Step 4: Simplify right side
    32,860.65x = 848,761,549.04
  5. Step 5: Solve for x
    x = 848,761,549.04/32,860.65
  6. Step 6: Final answer
    x = 25,829.12

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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.