Home / 19,047.50-26,285.56-10,664.18

Finding the Fourth Proportional to 19,047.50, 26,285.56 and 10,664.18

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Solution

The fourth proportional to 19,047.50, 26,285.56 and 10,664.18 is: 14,716.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.50 : 26,285.56 = 10,664.18 : x
  2. Step 2: Convert to fraction form
    19,047.50/26,285.56 = 10,664.18/x
  3. Step 3: Cross multiply
    19,047.50x = 26,285.56 × 10,664.18
  4. Step 4: Simplify right side
    19,047.50x = 280,313,943.24
  5. Step 5: Solve for x
    x = 280,313,943.24/19,047.50
  6. Step 6: Final answer
    x = 14,716.57

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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.