Home / 25,178.56-34,746.32-14,000.56

Finding the Fourth Proportional to 25,178.56, 34,746.32 and 14,000.56

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Solution

The fourth proportional to 25,178.56, 34,746.32 and 14,000.56 is: 19,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.56 : 34,746.32 = 14,000.56 : x
  2. Step 2: Convert to fraction form
    25,178.56/34,746.32 = 14,000.56/x
  3. Step 3: Cross multiply
    25,178.56x = 34,746.32 × 14,000.56
  4. Step 4: Simplify right side
    25,178.56x = 486,467,937.94
  5. Step 5: Solve for x
    x = 486,467,937.94/25,178.56
  6. Step 6: Final answer
    x = 19,320.72

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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.