Home / 48,011.52-66,237.42-30,075.30

Finding the Fourth Proportional to 48,011.52, 66,237.42 and 30,075.30

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Solution

The fourth proportional to 48,011.52, 66,237.42 and 30,075.30 is: 41,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,011.52 : 66,237.42 = 30,075.30 : x
  2. Step 2: Convert to fraction form
    48,011.52/66,237.42 = 30,075.30/x
  3. Step 3: Cross multiply
    48,011.52x = 66,237.42 × 30,075.30
  4. Step 4: Simplify right side
    48,011.52x = 1,992,110,277.73
  5. Step 5: Solve for x
    x = 1,992,110,277.73/48,011.52
  6. Step 6: Final answer
    x = 41,492.34

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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.