Home / 26,307.79-36,315.14-16,240.30

Finding the Fourth Proportional to 26,307.79, 36,315.14 and 16,240.30

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Solution

The fourth proportional to 26,307.79, 36,315.14 and 16,240.30 is: 22,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,307.79 : 36,315.14 = 16,240.30 : x
  2. Step 2: Convert to fraction form
    26,307.79/36,315.14 = 16,240.30/x
  3. Step 3: Cross multiply
    26,307.79x = 36,315.14 × 16,240.30
  4. Step 4: Simplify right side
    26,307.79x = 589,768,596.15
  5. Step 5: Solve for x
    x = 589,768,596.15/26,307.79
  6. Step 6: Final answer
    x = 22,418.02

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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.