Home / 30,075.18-41,502.69-16,646.46

Finding the Fourth Proportional to 30,075.18, 41,502.69 and 16,646.46

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Solution

The fourth proportional to 30,075.18, 41,502.69 and 16,646.46 is: 22,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,075.18 : 41,502.69 = 16,646.46 : x
  2. Step 2: Convert to fraction form
    30,075.18/41,502.69 = 16,646.46/x
  3. Step 3: Cross multiply
    30,075.18x = 41,502.69 × 16,646.46
  4. Step 4: Simplify right side
    30,075.18x = 690,872,868.98
  5. Step 5: Solve for x
    x = 690,872,868.98/30,075.18
  6. Step 6: Final answer
    x = 22,971.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.