Home / 32,557.52-48,803.36-12,828.40

Finding the Fourth Proportional to 32,557.52, 48,803.36 and 12,828.40

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Solution

The fourth proportional to 32,557.52, 48,803.36 and 12,828.40 is: 19,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,557.52 : 48,803.36 = 12,828.40 : x
  2. Step 2: Convert to fraction form
    32,557.52/48,803.36 = 12,828.40/x
  3. Step 3: Cross multiply
    32,557.52x = 48,803.36 × 12,828.40
  4. Step 4: Simplify right side
    32,557.52x = 626,069,023.42
  5. Step 5: Solve for x
    x = 626,069,023.42/32,557.52
  6. Step 6: Final answer
    x = 19,229.63

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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.