Home / 37,669.20-56,467.80-13,970.40

Finding the Fourth Proportional to 37,669.20, 56,467.80 and 13,970.40

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Solution

The fourth proportional to 37,669.20, 56,467.80 and 13,970.40 is: 20,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.20 : 56,467.80 = 13,970.40 : x
  2. Step 2: Convert to fraction form
    37,669.20/56,467.80 = 13,970.40/x
  3. Step 3: Cross multiply
    37,669.20x = 56,467.80 × 13,970.40
  4. Step 4: Simplify right side
    37,669.20x = 788,877,753.12
  5. Step 5: Solve for x
    x = 788,877,753.12/37,669.20
  6. Step 6: Final answer
    x = 20,942.25

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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.