Home / 15,690.12-23,536-6,925.12

Finding the Fourth Proportional to 15,690.12, 23,536 and 6,925.12

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Solution

The fourth proportional to 15,690.12, 23,536 and 6,925.12 is: 10,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690.12 : 23,536 = 6,925.12 : x
  2. Step 2: Convert to fraction form
    15,690.12/23,536 = 6,925.12/x
  3. Step 3: Cross multiply
    15,690.12x = 23,536 × 6,925.12
  4. Step 4: Simplify right side
    15,690.12x = 162,989,624.32
  5. Step 5: Solve for x
    x = 162,989,624.32/15,690.12
  6. Step 6: Final answer
    x = 10,388.04

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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.