Home / 25,665.07-35,417.56-14,179.96

Finding the Fourth Proportional to 25,665.07, 35,417.56 and 14,179.96

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Solution

The fourth proportional to 25,665.07, 35,417.56 and 14,179.96 is: 19,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.07 : 35,417.56 = 14,179.96 : x
  2. Step 2: Convert to fraction form
    25,665.07/35,417.56 = 14,179.96/x
  3. Step 3: Cross multiply
    25,665.07x = 35,417.56 × 14,179.96
  4. Step 4: Simplify right side
    25,665.07x = 502,219,513.20
  5. Step 5: Solve for x
    x = 502,219,513.20/25,665.07
  6. Step 6: Final answer
    x = 19,568.22

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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.