Home / 48,412.48-66,816.64-29,560.64

Finding the Fourth Proportional to 48,412.48, 66,816.64 and 29,560.64

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Solution

The fourth proportional to 48,412.48, 66,816.64 and 29,560.64 is: 40,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,412.48 : 66,816.64 = 29,560.64 : x
  2. Step 2: Convert to fraction form
    48,412.48/66,816.64 = 29,560.64/x
  3. Step 3: Cross multiply
    48,412.48x = 66,816.64 × 29,560.64
  4. Step 4: Simplify right side
    48,412.48x = 1,975,142,641.05
  5. Step 5: Solve for x
    x = 1,975,142,641.05/48,412.48
  6. Step 6: Final answer
    x = 40,798.21

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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.