Home / 25,393.79-35,042.81-14,062.56

Finding the Fourth Proportional to 25,393.79, 35,042.81 and 14,062.56

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Solution

The fourth proportional to 25,393.79, 35,042.81 and 14,062.56 is: 19,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.79 : 35,042.81 = 14,062.56 : x
  2. Step 2: Convert to fraction form
    25,393.79/35,042.81 = 14,062.56/x
  3. Step 3: Cross multiply
    25,393.79x = 35,042.81 × 14,062.56
  4. Step 4: Simplify right side
    25,393.79x = 492,791,547.88
  5. Step 5: Solve for x
    x = 492,791,547.88/25,393.79
  6. Step 6: Final answer
    x = 19,405.99

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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.