Home / 30,526.62-45,752.96-12,959.56

Finding the Fourth Proportional to 30,526.62, 45,752.96 and 12,959.56

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Solution

The fourth proportional to 30,526.62, 45,752.96 and 12,959.56 is: 19,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.62 : 45,752.96 = 12,959.56 : x
  2. Step 2: Convert to fraction form
    30,526.62/45,752.96 = 12,959.56/x
  3. Step 3: Cross multiply
    30,526.62x = 45,752.96 × 12,959.56
  4. Step 4: Simplify right side
    30,526.62x = 592,938,230.30
  5. Step 5: Solve for x
    x = 592,938,230.30/30,526.62
  6. Step 6: Final answer
    x = 19,423.65

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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.