Home / 14,386.41-19,851.48-8,416.71

Finding the Fourth Proportional to 14,386.41, 19,851.48 and 8,416.71

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Solution

The fourth proportional to 14,386.41, 19,851.48 and 8,416.71 is: 11,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386.41 : 19,851.48 = 8,416.71 : x
  2. Step 2: Convert to fraction form
    14,386.41/19,851.48 = 8,416.71/x
  3. Step 3: Cross multiply
    14,386.41x = 19,851.48 × 8,416.71
  4. Step 4: Simplify right side
    14,386.41x = 167,084,150.23
  5. Step 5: Solve for x
    x = 167,084,150.23/14,386.41
  6. Step 6: Final answer
    x = 11,614.03

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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.