Home / 39,385.17-59,055.89-13,075.56

Finding the Fourth Proportional to 39,385.17, 59,055.89 and 13,075.56

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Solution

The fourth proportional to 39,385.17, 59,055.89 and 13,075.56 is: 19,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.17 : 59,055.89 = 13,075.56 : x
  2. Step 2: Convert to fraction form
    39,385.17/59,055.89 = 13,075.56/x
  3. Step 3: Cross multiply
    39,385.17x = 59,055.89 × 13,075.56
  4. Step 4: Simplify right side
    39,385.17x = 772,188,767.67
  5. Step 5: Solve for x
    x = 772,188,767.67/39,385.17
  6. Step 6: Final answer
    x = 19,606.08

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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.