Home / 35,384.84-48,805.57-20,271.99

Finding the Fourth Proportional to 35,384.84, 48,805.57 and 20,271.99

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Solution

The fourth proportional to 35,384.84, 48,805.57 and 20,271.99 is: 27,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.84 : 48,805.57 = 20,271.99 : x
  2. Step 2: Convert to fraction form
    35,384.84/48,805.57 = 20,271.99/x
  3. Step 3: Cross multiply
    35,384.84x = 48,805.57 × 20,271.99
  4. Step 4: Simplify right side
    35,384.84x = 989,386,026.98
  5. Step 5: Solve for x
    x = 989,386,026.98/35,384.84
  6. Step 6: Final answer
    x = 27,960.73

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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.