Home / 19,129.23-26,399.93-10,632.15

Finding the Fourth Proportional to 19,129.23, 26,399.93 and 10,632.15

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Solution

The fourth proportional to 19,129.23, 26,399.93 and 10,632.15 is: 14,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.23 : 26,399.93 = 10,632.15 : x
  2. Step 2: Convert to fraction form
    19,129.23/26,399.93 = 10,632.15/x
  3. Step 3: Cross multiply
    19,129.23x = 26,399.93 × 10,632.15
  4. Step 4: Simplify right side
    19,129.23x = 280,687,962.59
  5. Step 5: Solve for x
    x = 280,687,962.59/19,129.23
  6. Step 6: Final answer
    x = 14,673.25

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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.