Home / 37,666.80-56,431.32-17,639.55

Finding the Fourth Proportional to 37,666.80, 56,431.32 and 17,639.55

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Solution

The fourth proportional to 37,666.80, 56,431.32 and 17,639.55 is: 26,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.80 : 56,431.32 = 17,639.55 : x
  2. Step 2: Convert to fraction form
    37,666.80/56,431.32 = 17,639.55/x
  3. Step 3: Cross multiply
    37,666.80x = 56,431.32 × 17,639.55
  4. Step 4: Simplify right side
    37,666.80x = 995,423,090.71
  5. Step 5: Solve for x
    x = 995,423,090.71/37,666.80
  6. Step 6: Final answer
    x = 26,427.07

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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.