Home / 19,426.23-26,810.56-10,928.70

Finding the Fourth Proportional to 19,426.23, 26,810.56 and 10,928.70

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Solution

The fourth proportional to 19,426.23, 26,810.56 and 10,928.70 is: 15,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.23 : 26,810.56 = 10,928.70 : x
  2. Step 2: Convert to fraction form
    19,426.23/26,810.56 = 10,928.70/x
  3. Step 3: Cross multiply
    19,426.23x = 26,810.56 × 10,928.70
  4. Step 4: Simplify right side
    19,426.23x = 293,004,567.07
  5. Step 5: Solve for x
    x = 293,004,567.07/19,426.23
  6. Step 6: Final answer
    x = 15,082.94

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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.