Home / 15,435.32-23,152.98-3,748.46

Finding the Fourth Proportional to 15,435.32, 23,152.98 and 3,748.46

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Solution

The fourth proportional to 15,435.32, 23,152.98 and 3,748.46 is: 5,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.32 : 23,152.98 = 3,748.46 : x
  2. Step 2: Convert to fraction form
    15,435.32/23,152.98 = 3,748.46/x
  3. Step 3: Cross multiply
    15,435.32x = 23,152.98 × 3,748.46
  4. Step 4: Simplify right side
    15,435.32x = 86,788,019.41
  5. Step 5: Solve for x
    x = 86,788,019.41/15,435.32
  6. Step 6: Final answer
    x = 5,622.69

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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.