Home / 34,176.40-51,264.60-18,624.40

Finding the Fourth Proportional to 34,176.40, 51,264.60 and 18,624.40

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Solution

The fourth proportional to 34,176.40, 51,264.60 and 18,624.40 is: 27,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,176.40 : 51,264.60 = 18,624.40 : x
  2. Step 2: Convert to fraction form
    34,176.40/51,264.60 = 18,624.40/x
  3. Step 3: Cross multiply
    34,176.40x = 51,264.60 × 18,624.40
  4. Step 4: Simplify right side
    34,176.40x = 954,772,416.24
  5. Step 5: Solve for x
    x = 954,772,416.24/34,176.40
  6. Step 6: Final answer
    x = 27,936.60

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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.