Home / 46,519.66-69,781.80-13,242.06

Finding the Fourth Proportional to 46,519.66, 69,781.80 and 13,242.06

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Solution

The fourth proportional to 46,519.66, 69,781.80 and 13,242.06 is: 19,863.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,519.66 : 69,781.80 = 13,242.06 : x
  2. Step 2: Convert to fraction form
    46,519.66/69,781.80 = 13,242.06/x
  3. Step 3: Cross multiply
    46,519.66x = 69,781.80 × 13,242.06
  4. Step 4: Simplify right side
    46,519.66x = 924,054,782.51
  5. Step 5: Solve for x
    x = 924,054,782.51/46,519.66
  6. Step 6: Final answer
    x = 19,863.75

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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.