Home / 25,533.86-35,227.05-15,838.83

Finding the Fourth Proportional to 25,533.86, 35,227.05 and 15,838.83

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Solution

The fourth proportional to 25,533.86, 35,227.05 and 15,838.83 is: 21,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533.86 : 35,227.05 = 15,838.83 : x
  2. Step 2: Convert to fraction form
    25,533.86/35,227.05 = 15,838.83/x
  3. Step 3: Cross multiply
    25,533.86x = 35,227.05 × 15,838.83
  4. Step 4: Simplify right side
    25,533.86x = 557,955,256.35
  5. Step 5: Solve for x
    x = 557,955,256.35/25,533.86
  6. Step 6: Final answer
    x = 21,851.58

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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.