Home / 19,271.02-28,882.86-10,957.99

Finding the Fourth Proportional to 19,271.02, 28,882.86 and 10,957.99

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Solution

The fourth proportional to 19,271.02, 28,882.86 and 10,957.99 is: 16,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.02 : 28,882.86 = 10,957.99 : x
  2. Step 2: Convert to fraction form
    19,271.02/28,882.86 = 10,957.99/x
  3. Step 3: Cross multiply
    19,271.02x = 28,882.86 × 10,957.99
  4. Step 4: Simplify right side
    19,271.02x = 316,498,091.05
  5. Step 5: Solve for x
    x = 316,498,091.05/19,271.02
  6. Step 6: Final answer
    x = 16,423.53

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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.