Home / 15,864.63-23,795.06-4,178.76

Finding the Fourth Proportional to 15,864.63, 23,795.06 and 4,178.76

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Solution

The fourth proportional to 15,864.63, 23,795.06 and 4,178.76 is: 6,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.63 : 23,795.06 = 4,178.76 : x
  2. Step 2: Convert to fraction form
    15,864.63/23,795.06 = 4,178.76/x
  3. Step 3: Cross multiply
    15,864.63x = 23,795.06 × 4,178.76
  4. Step 4: Simplify right side
    15,864.63x = 99,433,824.03
  5. Step 5: Solve for x
    x = 99,433,824.03/15,864.63
  6. Step 6: Final answer
    x = 6,267.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.