Home / 9,969.21-14,967.65-5,042.32

Finding the Fourth Proportional to 9,969.21, 14,967.65 and 5,042.32

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Solution

The fourth proportional to 9,969.21, 14,967.65 and 5,042.32 is: 7,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.21 : 14,967.65 = 5,042.32 : x
  2. Step 2: Convert to fraction form
    9,969.21/14,967.65 = 5,042.32/x
  3. Step 3: Cross multiply
    9,969.21x = 14,967.65 × 5,042.32
  4. Step 4: Simplify right side
    9,969.21x = 75,471,656.13
  5. Step 5: Solve for x
    x = 75,471,656.13/9,969.21
  6. Step 6: Final answer
    x = 7,570.48

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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.