Home / 34,073.61-47,021.57-18,965.94

Finding the Fourth Proportional to 34,073.61, 47,021.57 and 18,965.94

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Solution

The fourth proportional to 34,073.61, 47,021.57 and 18,965.94 is: 26,172.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,073.61 : 47,021.57 = 18,965.94 : x
  2. Step 2: Convert to fraction form
    34,073.61/47,021.57 = 18,965.94/x
  3. Step 3: Cross multiply
    34,073.61x = 47,021.57 × 18,965.94
  4. Step 4: Simplify right side
    34,073.61x = 891,808,275.33
  5. Step 5: Solve for x
    x = 891,808,275.33/34,073.61
  6. Step 6: Final answer
    x = 26,172.99

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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.