Home / 17,159.27-23,655.51-12,911.02

Finding the Fourth Proportional to 17,159.27, 23,655.51 and 12,911.02

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Solution

The fourth proportional to 17,159.27, 23,655.51 and 12,911.02 is: 17,798.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.27 : 23,655.51 = 12,911.02 : x
  2. Step 2: Convert to fraction form
    17,159.27/23,655.51 = 12,911.02/x
  3. Step 3: Cross multiply
    17,159.27x = 23,655.51 × 12,911.02
  4. Step 4: Simplify right side
    17,159.27x = 305,416,703.58
  5. Step 5: Solve for x
    x = 305,416,703.58/17,159.27
  6. Step 6: Final answer
    x = 17,798.94

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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.