Home / 36,740.93-55,135.98-13,047.50

Finding the Fourth Proportional to 36,740.93, 55,135.98 and 13,047.50

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Solution

The fourth proportional to 36,740.93, 55,135.98 and 13,047.50 is: 19,579.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.93 : 55,135.98 = 13,047.50 : x
  2. Step 2: Convert to fraction form
    36,740.93/55,135.98 = 13,047.50/x
  3. Step 3: Cross multiply
    36,740.93x = 55,135.98 × 13,047.50
  4. Step 4: Simplify right side
    36,740.93x = 719,386,836.89
  5. Step 5: Solve for x
    x = 719,386,836.89/36,740.93
  6. Step 6: Final answer
    x = 19,579.99

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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.