Home / 46,159.10-69,250.33-12,879.15

Finding the Fourth Proportional to 46,159.10, 69,250.33 and 12,879.15

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Solution

The fourth proportional to 46,159.10, 69,250.33 and 12,879.15 is: 19,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,159.10 : 69,250.33 = 12,879.15 : x
  2. Step 2: Convert to fraction form
    46,159.10/69,250.33 = 12,879.15/x
  3. Step 3: Cross multiply
    46,159.10x = 69,250.33 × 12,879.15
  4. Step 4: Simplify right side
    46,159.10x = 891,885,150.10
  5. Step 5: Solve for x
    x = 891,885,150.10/46,159.10
  6. Step 6: Final answer
    x = 19,321.98

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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.