Home / 19,632.63-29,458.39-9,772.77

Finding the Fourth Proportional to 19,632.63, 29,458.39 and 9,772.77

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Solution

The fourth proportional to 19,632.63, 29,458.39 and 9,772.77 is: 14,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.63 : 29,458.39 = 9,772.77 : x
  2. Step 2: Convert to fraction form
    19,632.63/29,458.39 = 9,772.77/x
  3. Step 3: Cross multiply
    19,632.63x = 29,458.39 × 9,772.77
  4. Step 4: Simplify right side
    19,632.63x = 287,889,898.32
  5. Step 5: Solve for x
    x = 287,889,898.32/19,632.63
  6. Step 6: Final answer
    x = 14,663.85

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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.