Home / 34,092.51-47,047.70-18,988.08

Finding the Fourth Proportional to 34,092.51, 47,047.70 and 18,988.08

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Solution

The fourth proportional to 34,092.51, 47,047.70 and 18,988.08 is: 26,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,092.51 : 47,047.70 = 18,988.08 : x
  2. Step 2: Convert to fraction form
    34,092.51/47,047.70 = 18,988.08/x
  3. Step 3: Cross multiply
    34,092.51x = 47,047.70 × 18,988.08
  4. Step 4: Simplify right side
    34,092.51x = 893,345,491.42
  5. Step 5: Solve for x
    x = 893,345,491.42/34,092.51
  6. Step 6: Final answer
    x = 26,203.57

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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.