Home / 15,723.04-21,697.74-9,010.92

Finding the Fourth Proportional to 15,723.04, 21,697.74 and 9,010.92

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Solution

The fourth proportional to 15,723.04, 21,697.74 and 9,010.92 is: 12,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723.04 : 21,697.74 = 9,010.92 : x
  2. Step 2: Convert to fraction form
    15,723.04/21,697.74 = 9,010.92/x
  3. Step 3: Cross multiply
    15,723.04x = 21,697.74 × 9,010.92
  4. Step 4: Simplify right side
    15,723.04x = 195,516,599.32
  5. Step 5: Solve for x
    x = 195,516,599.32/15,723.04
  6. Step 6: Final answer
    x = 12,435.04

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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.