Home / 40,090.13-60,133.95-19,045.31

Finding the Fourth Proportional to 40,090.13, 60,133.95 and 19,045.31

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Solution

The fourth proportional to 40,090.13, 60,133.95 and 19,045.31 is: 28,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.13 : 60,133.95 = 19,045.31 : x
  2. Step 2: Convert to fraction form
    40,090.13/60,133.95 = 19,045.31/x
  3. Step 3: Cross multiply
    40,090.13x = 60,133.95 × 19,045.31
  4. Step 4: Simplify right side
    40,090.13x = 1,145,269,624.05
  5. Step 5: Solve for x
    x = 1,145,269,624.05/40,090.13
  6. Step 6: Final answer
    x = 28,567.37

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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.