Home / 50,730.47-76,095.71-28,559.76

Finding the Fourth Proportional to 50,730.47, 76,095.71 and 28,559.76

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Solution

The fourth proportional to 50,730.47, 76,095.71 and 28,559.76 is: 42,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,730.47 : 76,095.71 = 28,559.76 : x
  2. Step 2: Convert to fraction form
    50,730.47/76,095.71 = 28,559.76/x
  3. Step 3: Cross multiply
    50,730.47x = 76,095.71 × 28,559.76
  4. Step 4: Simplify right side
    50,730.47x = 2,173,275,071.83
  5. Step 5: Solve for x
    x = 2,173,275,071.83/50,730.47
  6. Step 6: Final answer
    x = 42,839.64

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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.