Home / 28,367.32-42,523.18-10,585

Finding the Fourth Proportional to 28,367.32, 42,523.18 and 10,585

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Solution

The fourth proportional to 28,367.32, 42,523.18 and 10,585 is: 15,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.32 : 42,523.18 = 10,585 : x
  2. Step 2: Convert to fraction form
    28,367.32/42,523.18 = 10,585/x
  3. Step 3: Cross multiply
    28,367.32x = 42,523.18 × 10,585
  4. Step 4: Simplify right side
    28,367.32x = 450,107,860.30
  5. Step 5: Solve for x
    x = 450,107,860.30/28,367.32
  6. Step 6: Final answer
    x = 15,867.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.