Home / 32,911.62-45,407.13-18,569.45

Finding the Fourth Proportional to 32,911.62, 45,407.13 and 18,569.45

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Solution

The fourth proportional to 32,911.62, 45,407.13 and 18,569.45 is: 25,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.62 : 45,407.13 = 18,569.45 : x
  2. Step 2: Convert to fraction form
    32,911.62/45,407.13 = 18,569.45/x
  3. Step 3: Cross multiply
    32,911.62x = 45,407.13 × 18,569.45
  4. Step 4: Simplify right side
    32,911.62x = 843,185,578.51
  5. Step 5: Solve for x
    x = 843,185,578.51/32,911.62
  6. Step 6: Final answer
    x = 25,619.70

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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.