Home / 34,308.80-51,465.60-14,585.12

Finding the Fourth Proportional to 34,308.80, 51,465.60 and 14,585.12

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Solution

The fourth proportional to 34,308.80, 51,465.60 and 14,585.12 is: 21,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,308.80 : 51,465.60 = 14,585.12 : x
  2. Step 2: Convert to fraction form
    34,308.80/51,465.60 = 14,585.12/x
  3. Step 3: Cross multiply
    34,308.80x = 51,465.60 × 14,585.12
  4. Step 4: Simplify right side
    34,308.80x = 750,631,951.87
  5. Step 5: Solve for x
    x = 750,631,951.87/34,308.80
  6. Step 6: Final answer
    x = 21,878.70

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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.