Home / 30,723.40-46,045.16-13,844.01

Finding the Fourth Proportional to 30,723.40, 46,045.16 and 13,844.01

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Solution

The fourth proportional to 30,723.40, 46,045.16 and 13,844.01 is: 20,748.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,723.40 : 46,045.16 = 13,844.01 : x
  2. Step 2: Convert to fraction form
    30,723.40/46,045.16 = 13,844.01/x
  3. Step 3: Cross multiply
    30,723.40x = 46,045.16 × 13,844.01
  4. Step 4: Simplify right side
    30,723.40x = 637,449,810.86
  5. Step 5: Solve for x
    x = 637,449,810.86/30,723.40
  6. Step 6: Final answer
    x = 20,748.02

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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.