Home / 37,615.84-56,423.96-11,320.40

Finding the Fourth Proportional to 37,615.84, 56,423.96 and 11,320.40

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Solution

The fourth proportional to 37,615.84, 56,423.96 and 11,320.40 is: 16,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,615.84 : 56,423.96 = 11,320.40 : x
  2. Step 2: Convert to fraction form
    37,615.84/56,423.96 = 11,320.40/x
  3. Step 3: Cross multiply
    37,615.84x = 56,423.96 × 11,320.40
  4. Step 4: Simplify right side
    37,615.84x = 638,741,796.78
  5. Step 5: Solve for x
    x = 638,741,796.78/37,615.84
  6. Step 6: Final answer
    x = 16,980.66

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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.