Home / 32,685.05-45,108.42-19,260.47

Finding the Fourth Proportional to 32,685.05, 45,108.42 and 19,260.47

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Solution

The fourth proportional to 32,685.05, 45,108.42 and 19,260.47 is: 26,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685.05 : 45,108.42 = 19,260.47 : x
  2. Step 2: Convert to fraction form
    32,685.05/45,108.42 = 19,260.47/x
  3. Step 3: Cross multiply
    32,685.05x = 45,108.42 × 19,260.47
  4. Step 4: Simplify right side
    32,685.05x = 868,809,370.16
  5. Step 5: Solve for x
    x = 868,809,370.16/32,685.05
  6. Step 6: Final answer
    x = 26,581.25

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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.