Home / 32,275.19-48,431.12-12,551.09

Finding the Fourth Proportional to 32,275.19, 48,431.12 and 12,551.09

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Solution

The fourth proportional to 32,275.19, 48,431.12 and 12,551.09 is: 18,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,275.19 : 48,431.12 = 12,551.09 : x
  2. Step 2: Convert to fraction form
    32,275.19/48,431.12 = 12,551.09/x
  3. Step 3: Cross multiply
    32,275.19x = 48,431.12 × 12,551.09
  4. Step 4: Simplify right side
    32,275.19x = 607,863,041.01
  5. Step 5: Solve for x
    x = 607,863,041.01/32,275.19
  6. Step 6: Final answer
    x = 18,833.75

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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.