Home / 34,134.51-51,224.99-20,946.63

Finding the Fourth Proportional to 34,134.51, 51,224.99 and 20,946.63

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Solution

The fourth proportional to 34,134.51, 51,224.99 and 20,946.63 is: 31,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.51 : 51,224.99 = 20,946.63 : x
  2. Step 2: Convert to fraction form
    34,134.51/51,224.99 = 20,946.63/x
  3. Step 3: Cross multiply
    34,134.51x = 51,224.99 × 20,946.63
  4. Step 4: Simplify right side
    34,134.51x = 1,072,990,807.55
  5. Step 5: Solve for x
    x = 1,072,990,807.55/34,134.51
  6. Step 6: Final answer
    x = 31,434.19

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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.