Home / 14,125.74-19,495.18-7,838.52

Finding the Fourth Proportional to 14,125.74, 19,495.18 and 7,838.52

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Solution

The fourth proportional to 14,125.74, 19,495.18 and 7,838.52 is: 10,818.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.74 : 19,495.18 = 7,838.52 : x
  2. Step 2: Convert to fraction form
    14,125.74/19,495.18 = 7,838.52/x
  3. Step 3: Cross multiply
    14,125.74x = 19,495.18 × 7,838.52
  4. Step 4: Simplify right side
    14,125.74x = 152,813,358.33
  5. Step 5: Solve for x
    x = 152,813,358.33/14,125.74
  6. Step 6: Final answer
    x = 10,818.08

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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.