Home / 32,988.29-45,522.69-19,551.56

Finding the Fourth Proportional to 32,988.29, 45,522.69 and 19,551.56

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Solution

The fourth proportional to 32,988.29, 45,522.69 and 19,551.56 is: 26,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,988.29 : 45,522.69 = 19,551.56 : x
  2. Step 2: Convert to fraction form
    32,988.29/45,522.69 = 19,551.56/x
  3. Step 3: Cross multiply
    32,988.29x = 45,522.69 × 19,551.56
  4. Step 4: Simplify right side
    32,988.29x = 890,039,377.28
  5. Step 5: Solve for x
    x = 890,039,377.28/32,988.29
  6. Step 6: Final answer
    x = 26,980.47

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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.