Home / 32,254.40-48,381.60-18,430.40

Finding the Fourth Proportional to 32,254.40, 48,381.60 and 18,430.40

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Solution

The fourth proportional to 32,254.40, 48,381.60 and 18,430.40 is: 27,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,254.40 : 48,381.60 = 18,430.40 : x
  2. Step 2: Convert to fraction form
    32,254.40/48,381.60 = 18,430.40/x
  3. Step 3: Cross multiply
    32,254.40x = 48,381.60 × 18,430.40
  4. Step 4: Simplify right side
    32,254.40x = 891,692,240.64
  5. Step 5: Solve for x
    x = 891,692,240.64/32,254.40
  6. Step 6: Final answer
    x = 27,645.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.