Home / 30,278.45-45,424.98-9,501.95

Finding the Fourth Proportional to 30,278.45, 45,424.98 and 9,501.95

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Solution

The fourth proportional to 30,278.45, 45,424.98 and 9,501.95 is: 14,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,278.45 : 45,424.98 = 9,501.95 : x
  2. Step 2: Convert to fraction form
    30,278.45/45,424.98 = 9,501.95/x
  3. Step 3: Cross multiply
    30,278.45x = 45,424.98 × 9,501.95
  4. Step 4: Simplify right side
    30,278.45x = 431,626,002.27
  5. Step 5: Solve for x
    x = 431,626,002.27/30,278.45
  6. Step 6: Final answer
    x = 14,255.22

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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.