Home / 48,111.18-72,166.80-13,050.84

Finding the Fourth Proportional to 48,111.18, 72,166.80 and 13,050.84

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Solution

The fourth proportional to 48,111.18, 72,166.80 and 13,050.84 is: 19,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,111.18 : 72,166.80 = 13,050.84 : x
  2. Step 2: Convert to fraction form
    48,111.18/72,166.80 = 13,050.84/x
  3. Step 3: Cross multiply
    48,111.18x = 72,166.80 × 13,050.84
  4. Step 4: Simplify right side
    48,111.18x = 941,837,360.11
  5. Step 5: Solve for x
    x = 941,837,360.11/48,111.18
  6. Step 6: Final answer
    x = 19,576.27

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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.