Home / 19,256.02-26,575.10-11,700.61

Finding the Fourth Proportional to 19,256.02, 26,575.10 and 11,700.61

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Solution

The fourth proportional to 19,256.02, 26,575.10 and 11,700.61 is: 16,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.02 : 26,575.10 = 11,700.61 : x
  2. Step 2: Convert to fraction form
    19,256.02/26,575.10 = 11,700.61/x
  3. Step 3: Cross multiply
    19,256.02x = 26,575.10 × 11,700.61
  4. Step 4: Simplify right side
    19,256.02x = 310,944,880.81
  5. Step 5: Solve for x
    x = 310,944,880.81/19,256.02
  6. Step 6: Final answer
    x = 16,147.93

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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.