Home / 40,782.81-61,075.80-23,199.33

Finding the Fourth Proportional to 40,782.81, 61,075.80 and 23,199.33

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Solution

The fourth proportional to 40,782.81, 61,075.80 and 23,199.33 is: 34,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782.81 : 61,075.80 = 23,199.33 : x
  2. Step 2: Convert to fraction form
    40,782.81/61,075.80 = 23,199.33/x
  3. Step 3: Cross multiply
    40,782.81x = 61,075.80 × 23,199.33
  4. Step 4: Simplify right side
    40,782.81x = 1,416,917,639.21
  5. Step 5: Solve for x
    x = 1,416,917,639.21/40,782.81
  6. Step 6: Final answer
    x = 34,743.01

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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.