Home / 34,108.89-47,071.10-19,001.80

Finding the Fourth Proportional to 34,108.89, 47,071.10 and 19,001.80

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Solution

The fourth proportional to 34,108.89, 47,071.10 and 19,001.80 is: 26,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,108.89 : 47,071.10 = 19,001.80 : x
  2. Step 2: Convert to fraction form
    34,108.89/47,071.10 = 19,001.80/x
  3. Step 3: Cross multiply
    34,108.89x = 47,071.10 × 19,001.80
  4. Step 4: Simplify right side
    34,108.89x = 894,435,415.29
  5. Step 5: Solve for x
    x = 894,435,415.29/34,108.89
  6. Step 6: Final answer
    x = 26,222.94

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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.