Home / 25,787.66-35,587.29-14,459.60

Finding the Fourth Proportional to 25,787.66, 35,587.29 and 14,459.60

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Solution

The fourth proportional to 25,787.66, 35,587.29 and 14,459.60 is: 19,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,787.66 : 35,587.29 = 14,459.60 : x
  2. Step 2: Convert to fraction form
    25,787.66/35,587.29 = 14,459.60/x
  3. Step 3: Cross multiply
    25,787.66x = 35,587.29 × 14,459.60
  4. Step 4: Simplify right side
    25,787.66x = 514,577,800.55
  5. Step 5: Solve for x
    x = 514,577,800.55/25,787.66
  6. Step 6: Final answer
    x = 19,954.42

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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.