Home / 39,075.47-58,606.40-10,988.85

Finding the Fourth Proportional to 39,075.47, 58,606.40 and 10,988.85

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Solution

The fourth proportional to 39,075.47, 58,606.40 and 10,988.85 is: 16,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,075.47 : 58,606.40 = 10,988.85 : x
  2. Step 2: Convert to fraction form
    39,075.47/58,606.40 = 10,988.85/x
  3. Step 3: Cross multiply
    39,075.47x = 58,606.40 × 10,988.85
  4. Step 4: Simplify right side
    39,075.47x = 644,016,938.64
  5. Step 5: Solve for x
    x = 644,016,938.64/39,075.47
  6. Step 6: Final answer
    x = 16,481.36

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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.