Home / 34,362.40-47,419.92-19,457.44

Finding the Fourth Proportional to 34,362.40, 47,419.92 and 19,457.44

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Solution

The fourth proportional to 34,362.40, 47,419.92 and 19,457.44 is: 26,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,362.40 : 47,419.92 = 19,457.44 : x
  2. Step 2: Convert to fraction form
    34,362.40/47,419.92 = 19,457.44/x
  3. Step 3: Cross multiply
    34,362.40x = 47,419.92 × 19,457.44
  4. Step 4: Simplify right side
    34,362.40x = 922,670,248.20
  5. Step 5: Solve for x
    x = 922,670,248.20/34,362.40
  6. Step 6: Final answer
    x = 26,851.16

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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.