Home / 38,865.86-53,505.18-37,080.48

Finding the Fourth Proportional to 38,865.86, 53,505.18 and 37,080.48

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Solution

The fourth proportional to 38,865.86, 53,505.18 and 37,080.48 is: 51,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865.86 : 53,505.18 = 37,080.48 : x
  2. Step 2: Convert to fraction form
    38,865.86/53,505.18 = 37,080.48/x
  3. Step 3: Cross multiply
    38,865.86x = 53,505.18 × 37,080.48
  4. Step 4: Simplify right side
    38,865.86x = 1,983,997,756.89
  5. Step 5: Solve for x
    x = 1,983,997,756.89/38,865.86
  6. Step 6: Final answer
    x = 51,047.31

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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.