Home / 50,725.42-70,000.64-28,066.08

Finding the Fourth Proportional to 50,725.42, 70,000.64 and 28,066.08

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Solution

The fourth proportional to 50,725.42, 70,000.64 and 28,066.08 is: 38,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,725.42 : 70,000.64 = 28,066.08 : x
  2. Step 2: Convert to fraction form
    50,725.42/70,000.64 = 28,066.08/x
  3. Step 3: Cross multiply
    50,725.42x = 70,000.64 × 28,066.08
  4. Step 4: Simplify right side
    50,725.42x = 1,964,643,562.29
  5. Step 5: Solve for x
    x = 1,964,643,562.29/50,725.42
  6. Step 6: Final answer
    x = 38,730.95

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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.