Home / 28,953.65-39,957.98-16,207.97

Finding the Fourth Proportional to 28,953.65, 39,957.98 and 16,207.97

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Solution

The fourth proportional to 28,953.65, 39,957.98 and 16,207.97 is: 22,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.65 : 39,957.98 = 16,207.97 : x
  2. Step 2: Convert to fraction form
    28,953.65/39,957.98 = 16,207.97/x
  3. Step 3: Cross multiply
    28,953.65x = 39,957.98 × 16,207.97
  4. Step 4: Simplify right side
    28,953.65x = 647,637,460.27
  5. Step 5: Solve for x
    x = 647,637,460.27/28,953.65
  6. Step 6: Final answer
    x = 22,368.07

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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.