Home / 37,735.13-56,612.91-12,775.19

Finding the Fourth Proportional to 37,735.13, 56,612.91 and 12,775.19

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Solution

The fourth proportional to 37,735.13, 56,612.91 and 12,775.19 is: 19,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,735.13 : 56,612.91 = 12,775.19 : x
  2. Step 2: Convert to fraction form
    37,735.13/56,612.91 = 12,775.19/x
  3. Step 3: Cross multiply
    37,735.13x = 56,612.91 × 12,775.19
  4. Step 4: Simplify right side
    37,735.13x = 723,240,398.64
  5. Step 5: Solve for x
    x = 723,240,398.64/37,735.13
  6. Step 6: Final answer
    x = 19,166.23

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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.