Home / 26,923.10-40,392.88-13,784.76

Finding the Fourth Proportional to 26,923.10, 40,392.88 and 13,784.76

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Solution

The fourth proportional to 26,923.10, 40,392.88 and 13,784.76 is: 20,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.10 : 40,392.88 = 13,784.76 : x
  2. Step 2: Convert to fraction form
    26,923.10/40,392.88 = 13,784.76/x
  3. Step 3: Cross multiply
    26,923.10x = 40,392.88 × 13,784.76
  4. Step 4: Simplify right side
    26,923.10x = 556,806,122.05
  5. Step 5: Solve for x
    x = 556,806,122.05/26,923.10
  6. Step 6: Final answer
    x = 20,681.36

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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.