Home / 32,538.18-48,807.30-12,805.98

Finding the Fourth Proportional to 32,538.18, 48,807.30 and 12,805.98

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Solution

The fourth proportional to 32,538.18, 48,807.30 and 12,805.98 is: 19,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,538.18 : 48,807.30 = 12,805.98 : x
  2. Step 2: Convert to fraction form
    32,538.18/48,807.30 = 12,805.98/x
  3. Step 3: Cross multiply
    32,538.18x = 48,807.30 × 12,805.98
  4. Step 4: Simplify right side
    32,538.18x = 625,025,307.65
  5. Step 5: Solve for x
    x = 625,025,307.65/32,538.18
  6. Step 6: Final answer
    x = 19,208.98

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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.