Home / 32,988.16-45,521.70-19,560.68

Finding the Fourth Proportional to 32,988.16, 45,521.70 and 19,560.68

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Solution

The fourth proportional to 32,988.16, 45,521.70 and 19,560.68 is: 26,992.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,988.16 : 45,521.70 = 19,560.68 : x
  2. Step 2: Convert to fraction form
    32,988.16/45,521.70 = 19,560.68/x
  3. Step 3: Cross multiply
    32,988.16x = 45,521.70 × 19,560.68
  4. Step 4: Simplify right side
    32,988.16x = 890,435,406.76
  5. Step 5: Solve for x
    x = 890,435,406.76/32,988.16
  6. Step 6: Final answer
    x = 26,992.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.