Home / 48,590.02-67,031.31-28,434.54

Finding the Fourth Proportional to 48,590.02, 67,031.31 and 28,434.54

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Solution

The fourth proportional to 48,590.02, 67,031.31 and 28,434.54 is: 39,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,590.02 : 67,031.31 = 28,434.54 : x
  2. Step 2: Convert to fraction form
    48,590.02/67,031.31 = 28,434.54/x
  3. Step 3: Cross multiply
    48,590.02x = 67,031.31 × 28,434.54
  4. Step 4: Simplify right side
    48,590.02x = 1,906,004,465.45
  5. Step 5: Solve for x
    x = 1,906,004,465.45/48,590.02
  6. Step 6: Final answer
    x = 39,226.25

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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.