Home / 34,225.80-47,231.01-19,117.50

Finding the Fourth Proportional to 34,225.80, 47,231.01 and 19,117.50

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Solution

The fourth proportional to 34,225.80, 47,231.01 and 19,117.50 is: 26,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.80 : 47,231.01 = 19,117.50 : x
  2. Step 2: Convert to fraction form
    34,225.80/47,231.01 = 19,117.50/x
  3. Step 3: Cross multiply
    34,225.80x = 47,231.01 × 19,117.50
  4. Step 4: Simplify right side
    34,225.80x = 902,938,833.68
  5. Step 5: Solve for x
    x = 902,938,833.68/34,225.80
  6. Step 6: Final answer
    x = 26,381.82

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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.