Home / 32,108.56-48,130.40-13,398.98

Finding the Fourth Proportional to 32,108.56, 48,130.40 and 13,398.98

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Solution

The fourth proportional to 32,108.56, 48,130.40 and 13,398.98 is: 20,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.56 : 48,130.40 = 13,398.98 : x
  2. Step 2: Convert to fraction form
    32,108.56/48,130.40 = 13,398.98/x
  3. Step 3: Cross multiply
    32,108.56x = 48,130.40 × 13,398.98
  4. Step 4: Simplify right side
    32,108.56x = 644,898,059.84
  5. Step 5: Solve for x
    x = 644,898,059.84/32,108.56
  6. Step 6: Final answer
    x = 20,084.93

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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.