Home / 35,805.23-53,740.65-18,287.36

Finding the Fourth Proportional to 35,805.23, 53,740.65 and 18,287.36

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Solution

The fourth proportional to 35,805.23, 53,740.65 and 18,287.36 is: 27,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,805.23 : 53,740.65 = 18,287.36 : x
  2. Step 2: Convert to fraction form
    35,805.23/53,740.65 = 18,287.36/x
  3. Step 3: Cross multiply
    35,805.23x = 53,740.65 × 18,287.36
  4. Step 4: Simplify right side
    35,805.23x = 982,774,613.18
  5. Step 5: Solve for x
    x = 982,774,613.18/35,805.23
  6. Step 6: Final answer
    x = 27,447.80

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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.