Home / 35,341.86-48,774.54-20,239.26

Finding the Fourth Proportional to 35,341.86, 48,774.54 and 20,239.26

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Solution

The fourth proportional to 35,341.86, 48,774.54 and 20,239.26 is: 27,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.86 : 48,774.54 = 20,239.26 : x
  2. Step 2: Convert to fraction form
    35,341.86/48,774.54 = 20,239.26/x
  3. Step 3: Cross multiply
    35,341.86x = 48,774.54 × 20,239.26
  4. Step 4: Simplify right side
    35,341.86x = 987,160,596.44
  5. Step 5: Solve for x
    x = 987,160,596.44/35,341.86
  6. Step 6: Final answer
    x = 27,931.77

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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.