Home / 14,561.58-20,045.39-10,777.61

Finding the Fourth Proportional to 14,561.58, 20,045.39 and 10,777.61

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Solution

The fourth proportional to 14,561.58, 20,045.39 and 10,777.61 is: 14,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.58 : 20,045.39 = 10,777.61 : x
  2. Step 2: Convert to fraction form
    14,561.58/20,045.39 = 10,777.61/x
  3. Step 3: Cross multiply
    14,561.58x = 20,045.39 × 10,777.61
  4. Step 4: Simplify right side
    14,561.58x = 216,041,341.83
  5. Step 5: Solve for x
    x = 216,041,341.83/14,561.58
  6. Step 6: Final answer
    x = 14,836.40

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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.