Home / 35,283.16-48,691.56-19,368.64

Finding the Fourth Proportional to 35,283.16, 48,691.56 and 19,368.64

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Solution

The fourth proportional to 35,283.16, 48,691.56 and 19,368.64 is: 26,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,283.16 : 48,691.56 = 19,368.64 : x
  2. Step 2: Convert to fraction form
    35,283.16/48,691.56 = 19,368.64/x
  3. Step 3: Cross multiply
    35,283.16x = 48,691.56 × 19,368.64
  4. Step 4: Simplify right side
    35,283.16x = 943,089,296.68
  5. Step 5: Solve for x
    x = 943,089,296.68/35,283.16
  6. Step 6: Final answer
    x = 26,729.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.