Home / 48,386.32-66,794.28-28,235.54

Finding the Fourth Proportional to 48,386.32, 66,794.28 and 28,235.54

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Solution

The fourth proportional to 48,386.32, 66,794.28 and 28,235.54 is: 38,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386.32 : 66,794.28 = 28,235.54 : x
  2. Step 2: Convert to fraction form
    48,386.32/66,794.28 = 28,235.54/x
  3. Step 3: Cross multiply
    48,386.32x = 66,794.28 × 28,235.54
  4. Step 4: Simplify right side
    48,386.32x = 1,885,972,564.71
  5. Step 5: Solve for x
    x = 1,885,972,564.71/48,386.32
  6. Step 6: Final answer
    x = 38,977.39

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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.