Home / 34,457.78-47,548.19-19,352.12

Finding the Fourth Proportional to 34,457.78, 47,548.19 and 19,352.12

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Solution

The fourth proportional to 34,457.78, 47,548.19 and 19,352.12 is: 26,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,457.78 : 47,548.19 = 19,352.12 : x
  2. Step 2: Convert to fraction form
    34,457.78/47,548.19 = 19,352.12/x
  3. Step 3: Cross multiply
    34,457.78x = 47,548.19 × 19,352.12
  4. Step 4: Simplify right side
    34,457.78x = 920,157,944.16
  5. Step 5: Solve for x
    x = 920,157,944.16/34,457.78
  6. Step 6: Final answer
    x = 26,703.93

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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.