Home / 25,128.90-37,673.82-14,582.70

Finding the Fourth Proportional to 25,128.90, 37,673.82 and 14,582.70

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Solution

The fourth proportional to 25,128.90, 37,673.82 and 14,582.70 is: 21,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,128.90 : 37,673.82 = 14,582.70 : x
  2. Step 2: Convert to fraction form
    25,128.90/37,673.82 = 14,582.70/x
  3. Step 3: Cross multiply
    25,128.90x = 37,673.82 × 14,582.70
  4. Step 4: Simplify right side
    25,128.90x = 549,386,014.91
  5. Step 5: Solve for x
    x = 549,386,014.91/25,128.90
  6. Step 6: Final answer
    x = 21,862.72

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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.