Home / 15,970.77-22,030.99-10,001.27

Finding the Fourth Proportional to 15,970.77, 22,030.99 and 10,001.27

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Solution

The fourth proportional to 15,970.77, 22,030.99 and 10,001.27 is: 13,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970.77 : 22,030.99 = 10,001.27 : x
  2. Step 2: Convert to fraction form
    15,970.77/22,030.99 = 10,001.27/x
  3. Step 3: Cross multiply
    15,970.77x = 22,030.99 × 10,001.27
  4. Step 4: Simplify right side
    15,970.77x = 220,337,909.43
  5. Step 5: Solve for x
    x = 220,337,909.43/15,970.77
  6. Step 6: Final answer
    x = 13,796.32

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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.