Home / 37,780.32-56,669.04-10,078.08

Finding the Fourth Proportional to 37,780.32, 56,669.04 and 10,078.08

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Solution

The fourth proportional to 37,780.32, 56,669.04 and 10,078.08 is: 15,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780.32 : 56,669.04 = 10,078.08 : x
  2. Step 2: Convert to fraction form
    37,780.32/56,669.04 = 10,078.08/x
  3. Step 3: Cross multiply
    37,780.32x = 56,669.04 × 10,078.08
  4. Step 4: Simplify right side
    37,780.32x = 571,115,118.64
  5. Step 5: Solve for x
    x = 571,115,118.64/37,780.32
  6. Step 6: Final answer
    x = 15,116.74

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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.