Home / 25,459.68-35,141.04-14,285.28

Finding the Fourth Proportional to 25,459.68, 35,141.04 and 14,285.28

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Solution

The fourth proportional to 25,459.68, 35,141.04 and 14,285.28 is: 19,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.68 : 35,141.04 = 14,285.28 : x
  2. Step 2: Convert to fraction form
    25,459.68/35,141.04 = 14,285.28/x
  3. Step 3: Cross multiply
    25,459.68x = 35,141.04 × 14,285.28
  4. Step 4: Simplify right side
    25,459.68x = 501,999,595.89
  5. Step 5: Solve for x
    x = 501,999,595.89/25,459.68
  6. Step 6: Final answer
    x = 19,717.44

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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.