Home / 46,315.60-69,472.78-11,255.16

Finding the Fourth Proportional to 46,315.60, 69,472.78 and 11,255.16

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Solution

The fourth proportional to 46,315.60, 69,472.78 and 11,255.16 is: 16,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.60 : 69,472.78 = 11,255.16 : x
  2. Step 2: Convert to fraction form
    46,315.60/69,472.78 = 11,255.16/x
  3. Step 3: Cross multiply
    46,315.60x = 69,472.78 × 11,255.16
  4. Step 4: Simplify right side
    46,315.60x = 781,927,254.54
  5. Step 5: Solve for x
    x = 781,927,254.54/46,315.60
  6. Step 6: Final answer
    x = 16,882.59

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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.