Home / 19,468.20-26,866.86-10,973.70

Finding the Fourth Proportional to 19,468.20, 26,866.86 and 10,973.70

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Solution

The fourth proportional to 19,468.20, 26,866.86 and 10,973.70 is: 15,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.20 : 26,866.86 = 10,973.70 : x
  2. Step 2: Convert to fraction form
    19,468.20/26,866.86 = 10,973.70/x
  3. Step 3: Cross multiply
    19,468.20x = 26,866.86 × 10,973.70
  4. Step 4: Simplify right side
    19,468.20x = 294,828,861.58
  5. Step 5: Solve for x
    x = 294,828,861.58/19,468.20
  6. Step 6: Final answer
    x = 15,144.13

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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.