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Finding the Fourth Proportional to 40,091, 60,119.08 and 19,037.12

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Solution

The fourth proportional to 40,091, 60,119.08 and 19,037.12 is: 28,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091 : 60,119.08 = 19,037.12 : x
  2. Step 2: Convert to fraction form
    40,091/60,119.08 = 19,037.12/x
  3. Step 3: Cross multiply
    40,091x = 60,119.08 × 19,037.12
  4. Step 4: Simplify right side
    40,091x = 1,144,494,140.25
  5. Step 5: Solve for x
    x = 1,144,494,140.25/40,091
  6. Step 6: Final answer
    x = 28,547.41

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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.