Home / 34,317.50-47,362.62-19,215.92

Finding the Fourth Proportional to 34,317.50, 47,362.62 and 19,215.92

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Solution

The fourth proportional to 34,317.50, 47,362.62 and 19,215.92 is: 26,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,317.50 : 47,362.62 = 19,215.92 : x
  2. Step 2: Convert to fraction form
    34,317.50/47,362.62 = 19,215.92/x
  3. Step 3: Cross multiply
    34,317.50x = 47,362.62 × 19,215.92
  4. Step 4: Simplify right side
    34,317.50x = 910,116,316.91
  5. Step 5: Solve for x
    x = 910,116,316.91/34,317.50
  6. Step 6: Final answer
    x = 26,520.47

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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.