Home / 25,759.17-35,547.21-14,428.56

Finding the Fourth Proportional to 25,759.17, 35,547.21 and 14,428.56

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Solution

The fourth proportional to 25,759.17, 35,547.21 and 14,428.56 is: 19,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.17 : 35,547.21 = 14,428.56 : x
  2. Step 2: Convert to fraction form
    25,759.17/35,547.21 = 14,428.56/x
  3. Step 3: Cross multiply
    25,759.17x = 35,547.21 × 14,428.56
  4. Step 4: Simplify right side
    25,759.17x = 512,895,052.32
  5. Step 5: Solve for x
    x = 512,895,052.32/25,759.17
  6. Step 6: Final answer
    x = 19,911.16

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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.