Home / 45,011.52-67,465.80-28,152.18

Finding the Fourth Proportional to 45,011.52, 67,465.80 and 28,152.18

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Solution

The fourth proportional to 45,011.52, 67,465.80 and 28,152.18 is: 42,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.52 : 67,465.80 = 28,152.18 : x
  2. Step 2: Convert to fraction form
    45,011.52/67,465.80 = 28,152.18/x
  3. Step 3: Cross multiply
    45,011.52x = 67,465.80 × 28,152.18
  4. Step 4: Simplify right side
    45,011.52x = 1,899,309,345.44
  5. Step 5: Solve for x
    x = 1,899,309,345.44/45,011.52
  6. Step 6: Final answer
    x = 42,196.07

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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.