Home / 34,298.91-51,240.53-21,718.19

Finding the Fourth Proportional to 34,298.91, 51,240.53 and 21,718.19

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Solution

The fourth proportional to 34,298.91, 51,240.53 and 21,718.19 is: 32,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,298.91 : 51,240.53 = 21,718.19 : x
  2. Step 2: Convert to fraction form
    34,298.91/51,240.53 = 21,718.19/x
  3. Step 3: Cross multiply
    34,298.91x = 51,240.53 × 21,718.19
  4. Step 4: Simplify right side
    34,298.91x = 1,112,851,748.64
  5. Step 5: Solve for x
    x = 1,112,851,748.64/34,298.91
  6. Step 6: Final answer
    x = 32,445.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.