Home / 46,412.13-69,618.57-13,133.28

Finding the Fourth Proportional to 46,412.13, 69,618.57 and 13,133.28

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Solution

The fourth proportional to 46,412.13, 69,618.57 and 13,133.28 is: 19,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,412.13 : 69,618.57 = 13,133.28 : x
  2. Step 2: Convert to fraction form
    46,412.13/69,618.57 = 13,133.28/x
  3. Step 3: Cross multiply
    46,412.13x = 69,618.57 × 13,133.28
  4. Step 4: Simplify right side
    46,412.13x = 914,320,173.01
  5. Step 5: Solve for x
    x = 914,320,173.01/46,412.13
  6. Step 6: Final answer
    x = 19,700.03

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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.