Home / 14,904.72-22,357.80-7,889.04

Finding the Fourth Proportional to 14,904.72, 22,357.80 and 7,889.04

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Solution

The fourth proportional to 14,904.72, 22,357.80 and 7,889.04 is: 11,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.72 : 22,357.80 = 7,889.04 : x
  2. Step 2: Convert to fraction form
    14,904.72/22,357.80 = 7,889.04/x
  3. Step 3: Cross multiply
    14,904.72x = 22,357.80 × 7,889.04
  4. Step 4: Simplify right side
    14,904.72x = 176,381,578.51
  5. Step 5: Solve for x
    x = 176,381,578.51/14,904.72
  6. Step 6: Final answer
    x = 11,833.94

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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.