Home / 15,670.44-23,505.48-7,877.52

Finding the Fourth Proportional to 15,670.44, 23,505.48 and 7,877.52

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Solution

The fourth proportional to 15,670.44, 23,505.48 and 7,877.52 is: 11,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.44 : 23,505.48 = 7,877.52 : x
  2. Step 2: Convert to fraction form
    15,670.44/23,505.48 = 7,877.52/x
  3. Step 3: Cross multiply
    15,670.44x = 23,505.48 × 7,877.52
  4. Step 4: Simplify right side
    15,670.44x = 185,164,888.81
  5. Step 5: Solve for x
    x = 185,164,888.81/15,670.44
  6. Step 6: Final answer
    x = 11,816.19

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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.