Home / 14,365.05-19,823.37-8,703.15

Finding the Fourth Proportional to 14,365.05, 19,823.37 and 8,703.15

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Solution

The fourth proportional to 14,365.05, 19,823.37 and 8,703.15 is: 12,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365.05 : 19,823.37 = 8,703.15 : x
  2. Step 2: Convert to fraction form
    14,365.05/19,823.37 = 8,703.15/x
  3. Step 3: Cross multiply
    14,365.05x = 19,823.37 × 8,703.15
  4. Step 4: Simplify right side
    14,365.05x = 172,525,762.62
  5. Step 5: Solve for x
    x = 172,525,762.62/14,365.05
  6. Step 6: Final answer
    x = 12,010.11

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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.