Home / 32,907.04-45,411.28-18,760.12

Finding the Fourth Proportional to 32,907.04, 45,411.28 and 18,760.12

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Solution

The fourth proportional to 32,907.04, 45,411.28 and 18,760.12 is: 25,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,907.04 : 45,411.28 = 18,760.12 : x
  2. Step 2: Convert to fraction form
    32,907.04/45,411.28 = 18,760.12/x
  3. Step 3: Cross multiply
    32,907.04x = 45,411.28 × 18,760.12
  4. Step 4: Simplify right side
    32,907.04x = 851,921,062.15
  5. Step 5: Solve for x
    x = 851,921,062.15/32,907.04
  6. Step 6: Final answer
    x = 25,888.72

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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.