Home / 32,609.84-45,001.60-18,462.70

Finding the Fourth Proportional to 32,609.84, 45,001.60 and 18,462.70

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Solution

The fourth proportional to 32,609.84, 45,001.60 and 18,462.70 is: 25,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,609.84 : 45,001.60 = 18,462.70 : x
  2. Step 2: Convert to fraction form
    32,609.84/45,001.60 = 18,462.70/x
  3. Step 3: Cross multiply
    32,609.84x = 45,001.60 × 18,462.70
  4. Step 4: Simplify right side
    32,609.84x = 830,851,040.32
  5. Step 5: Solve for x
    x = 830,851,040.32/32,609.84
  6. Step 6: Final answer
    x = 25,478.54

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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.