Home / 19,601.49-29,393.70-7,117.35

Finding the Fourth Proportional to 19,601.49, 29,393.70 and 7,117.35

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Solution

The fourth proportional to 19,601.49, 29,393.70 and 7,117.35 is: 10,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.49 : 29,393.70 = 7,117.35 : x
  2. Step 2: Convert to fraction form
    19,601.49/29,393.70 = 7,117.35/x
  3. Step 3: Cross multiply
    19,601.49x = 29,393.70 × 7,117.35
  4. Step 4: Simplify right side
    19,601.49x = 209,205,250.70
  5. Step 5: Solve for x
    x = 209,205,250.70/19,601.49
  6. Step 6: Final answer
    x = 10,672.93

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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.