Home / 29,399.03-40,570.77-15,970.51

Finding the Fourth Proportional to 29,399.03, 40,570.77 and 15,970.51

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Solution

The fourth proportional to 29,399.03, 40,570.77 and 15,970.51 is: 22,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.03 : 40,570.77 = 15,970.51 : x
  2. Step 2: Convert to fraction form
    29,399.03/40,570.77 = 15,970.51/x
  3. Step 3: Cross multiply
    29,399.03x = 40,570.77 × 15,970.51
  4. Step 4: Simplify right side
    29,399.03x = 647,935,887.99
  5. Step 5: Solve for x
    x = 647,935,887.99/29,399.03
  6. Step 6: Final answer
    x = 22,039.36

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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.