Home / 61,965.09-85,509.54-33,670.17

Finding the Fourth Proportional to 61,965.09, 85,509.54 and 33,670.17

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Solution

The fourth proportional to 61,965.09, 85,509.54 and 33,670.17 is: 46,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,965.09 : 85,509.54 = 33,670.17 : x
  2. Step 2: Convert to fraction form
    61,965.09/85,509.54 = 33,670.17/x
  3. Step 3: Cross multiply
    61,965.09x = 85,509.54 × 33,670.17
  4. Step 4: Simplify right side
    61,965.09x = 2,879,120,748.42
  5. Step 5: Solve for x
    x = 2,879,120,748.42/61,965.09
  6. Step 6: Final answer
    x = 46,463.59

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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.