Home / 53,200.29-79,800.48-13,219.23

Finding the Fourth Proportional to 53,200.29, 79,800.48 and 13,219.23

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Solution

The fourth proportional to 53,200.29, 79,800.48 and 13,219.23 is: 19,828.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.29 : 79,800.48 = 13,219.23 : x
  2. Step 2: Convert to fraction form
    53,200.29/79,800.48 = 13,219.23/x
  3. Step 3: Cross multiply
    53,200.29x = 79,800.48 × 13,219.23
  4. Step 4: Simplify right side
    53,200.29x = 1,054,900,899.23
  5. Step 5: Solve for x
    x = 1,054,900,899.23/53,200.29
  6. Step 6: Final answer
    x = 19,828.86

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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.