Home / 19,423.50-26,905.95-19,029.84

Finding the Fourth Proportional to 19,423.50, 26,905.95 and 19,029.84

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Solution

The fourth proportional to 19,423.50, 26,905.95 and 19,029.84 is: 26,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.50 : 26,905.95 = 19,029.84 : x
  2. Step 2: Convert to fraction form
    19,423.50/26,905.95 = 19,029.84/x
  3. Step 3: Cross multiply
    19,423.50x = 26,905.95 × 19,029.84
  4. Step 4: Simplify right side
    19,423.50x = 512,015,769.13
  5. Step 5: Solve for x
    x = 512,015,769.13/19,423.50
  6. Step 6: Final answer
    x = 26,360.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.