Home / 26,603.02-36,714.02-15,275.78

Finding the Fourth Proportional to 26,603.02, 36,714.02 and 15,275.78

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Solution

The fourth proportional to 26,603.02, 36,714.02 and 15,275.78 is: 21,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.02 : 36,714.02 = 15,275.78 : x
  2. Step 2: Convert to fraction form
    26,603.02/36,714.02 = 15,275.78/x
  3. Step 3: Cross multiply
    26,603.02x = 36,714.02 × 15,275.78
  4. Step 4: Simplify right side
    26,603.02x = 560,835,292.44
  5. Step 5: Solve for x
    x = 560,835,292.44/26,603.02
  6. Step 6: Final answer
    x = 21,081.64

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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.