Home / 34,412.48-51,612.55-9,112.16

Finding the Fourth Proportional to 34,412.48, 51,612.55 and 9,112.16

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Solution

The fourth proportional to 34,412.48, 51,612.55 and 9,112.16 is: 13,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,412.48 : 51,612.55 = 9,112.16 : x
  2. Step 2: Convert to fraction form
    34,412.48/51,612.55 = 9,112.16/x
  3. Step 3: Cross multiply
    34,412.48x = 51,612.55 × 9,112.16
  4. Step 4: Simplify right side
    34,412.48x = 470,301,766.19
  5. Step 5: Solve for x
    x = 470,301,766.19/34,412.48
  6. Step 6: Final answer
    x = 13,666.60

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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.