Home / 32,420.18-48,610.80-12,675.21

Finding the Fourth Proportional to 32,420.18, 48,610.80 and 12,675.21

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Solution

The fourth proportional to 32,420.18, 48,610.80 and 12,675.21 is: 19,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.18 : 48,610.80 = 12,675.21 : x
  2. Step 2: Convert to fraction form
    32,420.18/48,610.80 = 12,675.21/x
  3. Step 3: Cross multiply
    32,420.18x = 48,610.80 × 12,675.21
  4. Step 4: Simplify right side
    32,420.18x = 616,152,098.27
  5. Step 5: Solve for x
    x = 616,152,098.27/32,420.18
  6. Step 6: Final answer
    x = 19,005.21

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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.