Home / 35,567.80-53,359.62-13,381.36

Finding the Fourth Proportional to 35,567.80, 53,359.62 and 13,381.36

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Solution

The fourth proportional to 35,567.80, 53,359.62 and 13,381.36 is: 20,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,567.80 : 53,359.62 = 13,381.36 : x
  2. Step 2: Convert to fraction form
    35,567.80/53,359.62 = 13,381.36/x
  3. Step 3: Cross multiply
    35,567.80x = 53,359.62 × 13,381.36
  4. Step 4: Simplify right side
    35,567.80x = 714,024,284.68
  5. Step 5: Solve for x
    x = 714,024,284.68/35,567.80
  6. Step 6: Final answer
    x = 20,075.02

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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.