Home / 25,721.23-35,483.30-16,649.52

Finding the Fourth Proportional to 25,721.23, 35,483.30 and 16,649.52

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Solution

The fourth proportional to 25,721.23, 35,483.30 and 16,649.52 is: 22,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.23 : 35,483.30 = 16,649.52 : x
  2. Step 2: Convert to fraction form
    25,721.23/35,483.30 = 16,649.52/x
  3. Step 3: Cross multiply
    25,721.23x = 35,483.30 × 16,649.52
  4. Step 4: Simplify right side
    25,721.23x = 590,779,819.53
  5. Step 5: Solve for x
    x = 590,779,819.53/25,721.23
  6. Step 6: Final answer
    x = 22,968.57

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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.