Home / 37,768.40-56,656.30-13,759.23

Finding the Fourth Proportional to 37,768.40, 56,656.30 and 13,759.23

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Solution

The fourth proportional to 37,768.40, 56,656.30 and 13,759.23 is: 20,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,768.40 : 56,656.30 = 13,759.23 : x
  2. Step 2: Convert to fraction form
    37,768.40/56,656.30 = 13,759.23/x
  3. Step 3: Cross multiply
    37,768.40x = 56,656.30 × 13,759.23
  4. Step 4: Simplify right side
    37,768.40x = 779,547,305.21
  5. Step 5: Solve for x
    x = 779,547,305.21/37,768.40
  6. Step 6: Final answer
    x = 20,640.20

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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.