Home / 37,548.64-56,320.80-12,587.68

Finding the Fourth Proportional to 37,548.64, 56,320.80 and 12,587.68

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Solution

The fourth proportional to 37,548.64, 56,320.80 and 12,587.68 is: 18,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,548.64 : 56,320.80 = 12,587.68 : x
  2. Step 2: Convert to fraction form
    37,548.64/56,320.80 = 12,587.68/x
  3. Step 3: Cross multiply
    37,548.64x = 56,320.80 × 12,587.68
  4. Step 4: Simplify right side
    37,548.64x = 708,948,207.74
  5. Step 5: Solve for x
    x = 708,948,207.74/37,548.64
  6. Step 6: Final answer
    x = 18,880.80

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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.