Home / 19,328.50-26,674.41-10,947.70

Finding the Fourth Proportional to 19,328.50, 26,674.41 and 10,947.70

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Solution

The fourth proportional to 19,328.50, 26,674.41 and 10,947.70 is: 15,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.50 : 26,674.41 = 10,947.70 : x
  2. Step 2: Convert to fraction form
    19,328.50/26,674.41 = 10,947.70/x
  3. Step 3: Cross multiply
    19,328.50x = 26,674.41 × 10,947.70
  4. Step 4: Simplify right side
    19,328.50x = 292,023,438.36
  5. Step 5: Solve for x
    x = 292,023,438.36/19,328.50
  6. Step 6: Final answer
    x = 15,108.44

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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.