Home / 29,632.86-40,889.43-19,036.80

Finding the Fourth Proportional to 29,632.86, 40,889.43 and 19,036.80

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Solution

The fourth proportional to 29,632.86, 40,889.43 and 19,036.80 is: 26,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,632.86 : 40,889.43 = 19,036.80 : x
  2. Step 2: Convert to fraction form
    29,632.86/40,889.43 = 19,036.80/x
  3. Step 3: Cross multiply
    29,632.86x = 40,889.43 × 19,036.80
  4. Step 4: Simplify right side
    29,632.86x = 778,403,901.02
  5. Step 5: Solve for x
    x = 778,403,901.02/29,632.86
  6. Step 6: Final answer
    x = 26,268.27

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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.