Home / 19,626.48-29,430.12-6,473.64

Finding the Fourth Proportional to 19,626.48, 29,430.12 and 6,473.64

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Solution

The fourth proportional to 19,626.48, 29,430.12 and 6,473.64 is: 9,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.48 : 29,430.12 = 6,473.64 : x
  2. Step 2: Convert to fraction form
    19,626.48/29,430.12 = 6,473.64/x
  3. Step 3: Cross multiply
    19,626.48x = 29,430.12 × 6,473.64
  4. Step 4: Simplify right side
    19,626.48x = 190,520,002.04
  5. Step 5: Solve for x
    x = 190,520,002.04/19,626.48
  6. Step 6: Final answer
    x = 9,707.29

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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.