Home / 15,485.48-23,229.66-5,097.32

Finding the Fourth Proportional to 15,485.48, 23,229.66 and 5,097.32

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Solution

The fourth proportional to 15,485.48, 23,229.66 and 5,097.32 is: 7,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485.48 : 23,229.66 = 5,097.32 : x
  2. Step 2: Convert to fraction form
    15,485.48/23,229.66 = 5,097.32/x
  3. Step 3: Cross multiply
    15,485.48x = 23,229.66 × 5,097.32
  4. Step 4: Simplify right side
    15,485.48x = 118,409,010.51
  5. Step 5: Solve for x
    x = 118,409,010.51/15,485.48
  6. Step 6: Final answer
    x = 7,646.45

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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.