Home / 37,587.88-56,389.10-12,628.32

Finding the Fourth Proportional to 37,587.88, 56,389.10 and 12,628.32

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Solution

The fourth proportional to 37,587.88, 56,389.10 and 12,628.32 is: 18,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,587.88 : 56,389.10 = 12,628.32 : x
  2. Step 2: Convert to fraction form
    37,587.88/56,389.10 = 12,628.32/x
  3. Step 3: Cross multiply
    37,587.88x = 56,389.10 × 12,628.32
  4. Step 4: Simplify right side
    37,587.88x = 712,099,599.31
  5. Step 5: Solve for x
    x = 712,099,599.31/37,587.88
  6. Step 6: Final answer
    x = 18,944.93

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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.