Home / 35,130.71-52,692.63-19,330.53

Finding the Fourth Proportional to 35,130.71, 52,692.63 and 19,330.53

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Solution

The fourth proportional to 35,130.71, 52,692.63 and 19,330.53 is: 28,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.71 : 52,692.63 = 19,330.53 : x
  2. Step 2: Convert to fraction form
    35,130.71/52,692.63 = 19,330.53/x
  3. Step 3: Cross multiply
    35,130.71x = 52,692.63 × 19,330.53
  4. Step 4: Simplify right side
    35,130.71x = 1,018,576,464.99
  5. Step 5: Solve for x
    x = 1,018,576,464.99/35,130.71
  6. Step 6: Final answer
    x = 28,993.91

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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.