Home / 25,124.92-34,673.58-13,947

Finding the Fourth Proportional to 25,124.92, 34,673.58 and 13,947

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Solution

The fourth proportional to 25,124.92, 34,673.58 and 13,947 is: 19,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124.92 : 34,673.58 = 13,947 : x
  2. Step 2: Convert to fraction form
    25,124.92/34,673.58 = 13,947/x
  3. Step 3: Cross multiply
    25,124.92x = 34,673.58 × 13,947
  4. Step 4: Simplify right side
    25,124.92x = 483,592,420.26
  5. Step 5: Solve for x
    x = 483,592,420.26/25,124.92
  6. Step 6: Final answer
    x = 19,247.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.