Home / 34,615.08-47,768.78-18,699.52

Finding the Fourth Proportional to 34,615.08, 47,768.78 and 18,699.52

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Solution

The fourth proportional to 34,615.08, 47,768.78 and 18,699.52 is: 25,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,615.08 : 47,768.78 = 18,699.52 : x
  2. Step 2: Convert to fraction form
    34,615.08/47,768.78 = 18,699.52/x
  3. Step 3: Cross multiply
    34,615.08x = 47,768.78 × 18,699.52
  4. Step 4: Simplify right side
    34,615.08x = 893,253,256.99
  5. Step 5: Solve for x
    x = 893,253,256.99/34,615.08
  6. Step 6: Final answer
    x = 25,805.32

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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.