Home / 38,878.24-58,326.61-12,582.98

Finding the Fourth Proportional to 38,878.24, 58,326.61 and 12,582.98

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Solution

The fourth proportional to 38,878.24, 58,326.61 and 12,582.98 is: 18,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,878.24 : 58,326.61 = 12,582.98 : x
  2. Step 2: Convert to fraction form
    38,878.24/58,326.61 = 12,582.98/x
  3. Step 3: Cross multiply
    38,878.24x = 58,326.61 × 12,582.98
  4. Step 4: Simplify right side
    38,878.24x = 733,922,567.10
  5. Step 5: Solve for x
    x = 733,922,567.10/38,878.24
  6. Step 6: Final answer
    x = 18,877.46

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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.