Home / 25,853.40-35,675.16-14,520.30

Finding the Fourth Proportional to 25,853.40, 35,675.16 and 14,520.30

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Solution

The fourth proportional to 25,853.40, 35,675.16 and 14,520.30 is: 20,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,853.40 : 35,675.16 = 14,520.30 : x
  2. Step 2: Convert to fraction form
    25,853.40/35,675.16 = 14,520.30/x
  3. Step 3: Cross multiply
    25,853.40x = 35,675.16 × 14,520.30
  4. Step 4: Simplify right side
    25,853.40x = 518,014,025.75
  5. Step 5: Solve for x
    x = 518,014,025.75/25,853.40
  6. Step 6: Final answer
    x = 20,036.59

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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.