Home / 25,705.77-35,477.27-14,375.90

Finding the Fourth Proportional to 25,705.77, 35,477.27 and 14,375.90

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Solution

The fourth proportional to 25,705.77, 35,477.27 and 14,375.90 is: 19,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705.77 : 35,477.27 = 14,375.90 : x
  2. Step 2: Convert to fraction form
    25,705.77/35,477.27 = 14,375.90/x
  3. Step 3: Cross multiply
    25,705.77x = 35,477.27 × 14,375.90
  4. Step 4: Simplify right side
    25,705.77x = 510,017,685.79
  5. Step 5: Solve for x
    x = 510,017,685.79/25,705.77
  6. Step 6: Final answer
    x = 19,840.59

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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.