Home / 20,927.65-28,904.50-17,536.94

Finding the Fourth Proportional to 20,927.65, 28,904.50 and 17,536.94

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Solution

The fourth proportional to 20,927.65, 28,904.50 and 17,536.94 is: 24,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,927.65 : 28,904.50 = 17,536.94 : x
  2. Step 2: Convert to fraction form
    20,927.65/28,904.50 = 17,536.94/x
  3. Step 3: Cross multiply
    20,927.65x = 28,904.50 × 17,536.94
  4. Step 4: Simplify right side
    20,927.65x = 506,896,482.23
  5. Step 5: Solve for x
    x = 506,896,482.23/20,927.65
  6. Step 6: Final answer
    x = 24,221.38

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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.