Home / 21,362.69-32,044.04-5,780.32

Finding the Fourth Proportional to 21,362.69, 32,044.04 and 5,780.32

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Solution

The fourth proportional to 21,362.69, 32,044.04 and 5,780.32 is: 8,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,362.69 : 32,044.04 = 5,780.32 : x
  2. Step 2: Convert to fraction form
    21,362.69/32,044.04 = 5,780.32/x
  3. Step 3: Cross multiply
    21,362.69x = 32,044.04 × 5,780.32
  4. Step 4: Simplify right side
    21,362.69x = 185,224,805.29
  5. Step 5: Solve for x
    x = 185,224,805.29/21,362.69
  6. Step 6: Final answer
    x = 8,670.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.