Home / 39,230.74-58,858.40-12,953.93

Finding the Fourth Proportional to 39,230.74, 58,858.40 and 12,953.93

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Solution

The fourth proportional to 39,230.74, 58,858.40 and 12,953.93 is: 19,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.74 : 58,858.40 = 12,953.93 : x
  2. Step 2: Convert to fraction form
    39,230.74/58,858.40 = 12,953.93/x
  3. Step 3: Cross multiply
    39,230.74x = 58,858.40 × 12,953.93
  4. Step 4: Simplify right side
    39,230.74x = 762,447,773.04
  5. Step 5: Solve for x
    x = 762,447,773.04/39,230.74
  6. Step 6: Final answer
    x = 19,434.96

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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.