Home / 32,017.20-48,007.80-12,296.40

Finding the Fourth Proportional to 32,017.20, 48,007.80 and 12,296.40

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Solution

The fourth proportional to 32,017.20, 48,007.80 and 12,296.40 is: 18,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,017.20 : 48,007.80 = 12,296.40 : x
  2. Step 2: Convert to fraction form
    32,017.20/48,007.80 = 12,296.40/x
  3. Step 3: Cross multiply
    32,017.20x = 48,007.80 × 12,296.40
  4. Step 4: Simplify right side
    32,017.20x = 590,323,111.92
  5. Step 5: Solve for x
    x = 590,323,111.92/32,017.20
  6. Step 6: Final answer
    x = 18,437.69

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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.