Home / 37,395.41-56,079.12-12,430.85

Finding the Fourth Proportional to 37,395.41, 56,079.12 and 12,430.85

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Solution

The fourth proportional to 37,395.41, 56,079.12 and 12,430.85 is: 18,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,395.41 : 56,079.12 = 12,430.85 : x
  2. Step 2: Convert to fraction form
    37,395.41/56,079.12 = 12,430.85/x
  3. Step 3: Cross multiply
    37,395.41x = 56,079.12 × 12,430.85
  4. Step 4: Simplify right side
    37,395.41x = 697,111,066.70
  5. Step 5: Solve for x
    x = 697,111,066.70/37,395.41
  6. Step 6: Final answer
    x = 18,641.62

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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.