Home / 35,895.83-53,845.05-18,345.15

Finding the Fourth Proportional to 35,895.83, 53,845.05 and 18,345.15

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Solution

The fourth proportional to 35,895.83, 53,845.05 and 18,345.15 is: 27,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,895.83 : 53,845.05 = 18,345.15 : x
  2. Step 2: Convert to fraction form
    35,895.83/53,845.05 = 18,345.15/x
  3. Step 3: Cross multiply
    35,895.83x = 53,845.05 × 18,345.15
  4. Step 4: Simplify right side
    35,895.83x = 987,795,587.80
  5. Step 5: Solve for x
    x = 987,795,587.80/35,895.83
  6. Step 6: Final answer
    x = 27,518.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.