Home / 32,959.15-45,486.42-18,621.62

Finding the Fourth Proportional to 32,959.15, 45,486.42 and 18,621.62

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Solution

The fourth proportional to 32,959.15, 45,486.42 and 18,621.62 is: 25,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,959.15 : 45,486.42 = 18,621.62 : x
  2. Step 2: Convert to fraction form
    32,959.15/45,486.42 = 18,621.62/x
  3. Step 3: Cross multiply
    32,959.15x = 45,486.42 × 18,621.62
  4. Step 4: Simplify right side
    32,959.15x = 847,030,730.90
  5. Step 5: Solve for x
    x = 847,030,730.90/32,959.15
  6. Step 6: Final answer
    x = 25,699.41

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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.