Home / 35,068.81-48,393.60-19,755.05

Finding the Fourth Proportional to 35,068.81, 48,393.60 and 19,755.05

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Solution

The fourth proportional to 35,068.81, 48,393.60 and 19,755.05 is: 27,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,068.81 : 48,393.60 = 19,755.05 : x
  2. Step 2: Convert to fraction form
    35,068.81/48,393.60 = 19,755.05/x
  3. Step 3: Cross multiply
    35,068.81x = 48,393.60 × 19,755.05
  4. Step 4: Simplify right side
    35,068.81x = 956,017,987.68
  5. Step 5: Solve for x
    x = 956,017,987.68/35,068.81
  6. Step 6: Final answer
    x = 27,261.20

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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.