Home / 26,442.04-39,666.77-7,723.45

Finding the Fourth Proportional to 26,442.04, 39,666.77 and 7,723.45

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Solution

The fourth proportional to 26,442.04, 39,666.77 and 7,723.45 is: 11,586.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.04 : 39,666.77 = 7,723.45 : x
  2. Step 2: Convert to fraction form
    26,442.04/39,666.77 = 7,723.45/x
  3. Step 3: Cross multiply
    26,442.04x = 39,666.77 × 7,723.45
  4. Step 4: Simplify right side
    26,442.04x = 306,364,077.81
  5. Step 5: Solve for x
    x = 306,364,077.81/26,442.04
  6. Step 6: Final answer
    x = 11,586.25

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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.