Home / 35,521.22-53,267.87-13,322.49

Finding the Fourth Proportional to 35,521.22, 53,267.87 and 13,322.49

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Solution

The fourth proportional to 35,521.22, 53,267.87 and 13,322.49 is: 19,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.22 : 53,267.87 = 13,322.49 : x
  2. Step 2: Convert to fraction form
    35,521.22/53,267.87 = 13,322.49/x
  3. Step 3: Cross multiply
    35,521.22x = 53,267.87 × 13,322.49
  4. Step 4: Simplify right side
    35,521.22x = 709,660,598.78
  5. Step 5: Solve for x
    x = 709,660,598.78/35,521.22
  6. Step 6: Final answer
    x = 19,978.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.