Home / 30,253.42-45,352.45-12,724.48

Finding the Fourth Proportional to 30,253.42, 45,352.45 and 12,724.48

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Solution

The fourth proportional to 30,253.42, 45,352.45 and 12,724.48 is: 19,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.42 : 45,352.45 = 12,724.48 : x
  2. Step 2: Convert to fraction form
    30,253.42/45,352.45 = 12,724.48/x
  3. Step 3: Cross multiply
    30,253.42x = 45,352.45 × 12,724.48
  4. Step 4: Simplify right side
    30,253.42x = 577,086,342.98
  5. Step 5: Solve for x
    x = 577,086,342.98/30,253.42
  6. Step 6: Final answer
    x = 19,075.08

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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.