Home / 50,925.72-70,277.40-28,265

Finding the Fourth Proportional to 50,925.72, 70,277.40 and 28,265

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Solution

The fourth proportional to 50,925.72, 70,277.40 and 28,265 is: 39,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,925.72 : 70,277.40 = 28,265 : x
  2. Step 2: Convert to fraction form
    50,925.72/70,277.40 = 28,265/x
  3. Step 3: Cross multiply
    50,925.72x = 70,277.40 × 28,265
  4. Step 4: Simplify right side
    50,925.72x = 1,986,390,711.00
  5. Step 5: Solve for x
    x = 1,986,390,711.00/50,925.72
  6. Step 6: Final answer
    x = 39,005.65

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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.