Home / 15,317.04-22,965.21-5,319.21

Finding the Fourth Proportional to 15,317.04, 22,965.21 and 5,319.21

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Solution

The fourth proportional to 15,317.04, 22,965.21 and 5,319.21 is: 7,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.04 : 22,965.21 = 5,319.21 : x
  2. Step 2: Convert to fraction form
    15,317.04/22,965.21 = 5,319.21/x
  3. Step 3: Cross multiply
    15,317.04x = 22,965.21 × 5,319.21
  4. Step 4: Simplify right side
    15,317.04x = 122,156,774.68
  5. Step 5: Solve for x
    x = 122,156,774.68/15,317.04
  6. Step 6: Final answer
    x = 7,975.22

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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.