Home / 34,328.98-47,371.70-19,219.10

Finding the Fourth Proportional to 34,328.98, 47,371.70 and 19,219.10

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Solution

The fourth proportional to 34,328.98, 47,371.70 and 19,219.10 is: 26,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,328.98 : 47,371.70 = 19,219.10 : x
  2. Step 2: Convert to fraction form
    34,328.98/47,371.70 = 19,219.10/x
  3. Step 3: Cross multiply
    34,328.98x = 47,371.70 × 19,219.10
  4. Step 4: Simplify right side
    34,328.98x = 910,441,439.47
  5. Step 5: Solve for x
    x = 910,441,439.47/34,328.98
  6. Step 6: Final answer
    x = 26,521.07

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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.