Home / 37,389.20-56,083.80-14,014.40

Finding the Fourth Proportional to 37,389.20, 56,083.80 and 14,014.40

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Solution

The fourth proportional to 37,389.20, 56,083.80 and 14,014.40 is: 21,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.20 : 56,083.80 = 14,014.40 : x
  2. Step 2: Convert to fraction form
    37,389.20/56,083.80 = 14,014.40/x
  3. Step 3: Cross multiply
    37,389.20x = 56,083.80 × 14,014.40
  4. Step 4: Simplify right side
    37,389.20x = 785,980,806.72
  5. Step 5: Solve for x
    x = 785,980,806.72/37,389.20
  6. Step 6: Final answer
    x = 21,021.60

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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.