Home / 37,690.10-56,543.35-11,394.16

Finding the Fourth Proportional to 37,690.10, 56,543.35 and 11,394.16

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Solution

The fourth proportional to 37,690.10, 56,543.35 and 11,394.16 is: 17,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.10 : 56,543.35 = 11,394.16 : x
  2. Step 2: Convert to fraction form
    37,690.10/56,543.35 = 11,394.16/x
  3. Step 3: Cross multiply
    37,690.10x = 56,543.35 × 11,394.16
  4. Step 4: Simplify right side
    37,690.10x = 644,263,976.84
  5. Step 5: Solve for x
    x = 644,263,976.84/37,690.10
  6. Step 6: Final answer
    x = 17,093.72

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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.