Home / 26,653.61-39,980.55-11,071.25

Finding the Fourth Proportional to 26,653.61, 39,980.55 and 11,071.25

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Solution

The fourth proportional to 26,653.61, 39,980.55 and 11,071.25 is: 16,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.61 : 39,980.55 = 11,071.25 : x
  2. Step 2: Convert to fraction form
    26,653.61/39,980.55 = 11,071.25/x
  3. Step 3: Cross multiply
    26,653.61x = 39,980.55 × 11,071.25
  4. Step 4: Simplify right side
    26,653.61x = 442,634,664.19
  5. Step 5: Solve for x
    x = 442,634,664.19/26,653.61
  6. Step 6: Final answer
    x = 16,606.93

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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.