Home / 25,721.64-35,483.87-16,649.93

Finding the Fourth Proportional to 25,721.64, 35,483.87 and 16,649.93

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Solution

The fourth proportional to 25,721.64, 35,483.87 and 16,649.93 is: 22,969.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.64 : 35,483.87 = 16,649.93 : x
  2. Step 2: Convert to fraction form
    25,721.64/35,483.87 = 16,649.93/x
  3. Step 3: Cross multiply
    25,721.64x = 35,483.87 × 16,649.93
  4. Step 4: Simplify right side
    25,721.64x = 590,803,951.63
  5. Step 5: Solve for x
    x = 590,803,951.63/25,721.64
  6. Step 6: Final answer
    x = 22,969.14

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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.