Home / 38,958.93-58,445.69-12,671.19

Finding the Fourth Proportional to 38,958.93, 58,445.69 and 12,671.19

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Solution

The fourth proportional to 38,958.93, 58,445.69 and 12,671.19 is: 19,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,958.93 : 58,445.69 = 12,671.19 : x
  2. Step 2: Convert to fraction form
    38,958.93/58,445.69 = 12,671.19/x
  3. Step 3: Cross multiply
    38,958.93x = 58,445.69 × 12,671.19
  4. Step 4: Simplify right side
    38,958.93x = 740,576,379.32
  5. Step 5: Solve for x
    x = 740,576,379.32/38,958.93
  6. Step 6: Final answer
    x = 19,009.16

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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.