Home / 53,069.26-79,606.76-13,626.72

Finding the Fourth Proportional to 53,069.26, 79,606.76 and 13,626.72

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Solution

The fourth proportional to 53,069.26, 79,606.76 and 13,626.72 is: 20,440.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,069.26 : 79,606.76 = 13,626.72 : x
  2. Step 2: Convert to fraction form
    53,069.26/79,606.76 = 13,626.72/x
  3. Step 3: Cross multiply
    53,069.26x = 79,606.76 × 13,626.72
  4. Step 4: Simplify right side
    53,069.26x = 1,084,779,028.63
  5. Step 5: Solve for x
    x = 1,084,779,028.63/53,069.26
  6. Step 6: Final answer
    x = 20,440.82

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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.