Home / 37,421.15-56,091.55-18,664.13

Finding the Fourth Proportional to 37,421.15, 56,091.55 and 18,664.13

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Solution

The fourth proportional to 37,421.15, 56,091.55 and 18,664.13 is: 27,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.15 : 56,091.55 = 18,664.13 : x
  2. Step 2: Convert to fraction form
    37,421.15/56,091.55 = 18,664.13/x
  3. Step 3: Cross multiply
    37,421.15x = 56,091.55 × 18,664.13
  4. Step 4: Simplify right side
    37,421.15x = 1,046,899,981.10
  5. Step 5: Solve for x
    x = 1,046,899,981.10/37,421.15
  6. Step 6: Final answer
    x = 27,976.16

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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.