Home / 35,390.07-53,073.69-11,692.23

Finding the Fourth Proportional to 35,390.07, 53,073.69 and 11,692.23

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Solution

The fourth proportional to 35,390.07, 53,073.69 and 11,692.23 is: 17,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.07 : 53,073.69 = 11,692.23 : x
  2. Step 2: Convert to fraction form
    35,390.07/53,073.69 = 11,692.23/x
  3. Step 3: Cross multiply
    35,390.07x = 53,073.69 × 11,692.23
  4. Step 4: Simplify right side
    35,390.07x = 620,549,790.43
  5. Step 5: Solve for x
    x = 620,549,790.43/35,390.07
  6. Step 6: Final answer
    x = 17,534.57

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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.