Home / 19,389.28-29,059.53-10,504.27

Finding the Fourth Proportional to 19,389.28, 29,059.53 and 10,504.27

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Solution

The fourth proportional to 19,389.28, 29,059.53 and 10,504.27 is: 15,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.28 : 29,059.53 = 10,504.27 : x
  2. Step 2: Convert to fraction form
    19,389.28/29,059.53 = 10,504.27/x
  3. Step 3: Cross multiply
    19,389.28x = 29,059.53 × 10,504.27
  4. Step 4: Simplify right side
    19,389.28x = 305,249,149.19
  5. Step 5: Solve for x
    x = 305,249,149.19/19,389.28
  6. Step 6: Final answer
    x = 15,743.19

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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.