Home / 27,555.23-38,026.50-14,979.98

Finding the Fourth Proportional to 27,555.23, 38,026.50 and 14,979.98

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Solution

The fourth proportional to 27,555.23, 38,026.50 and 14,979.98 is: 20,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.23 : 38,026.50 = 14,979.98 : x
  2. Step 2: Convert to fraction form
    27,555.23/38,026.50 = 14,979.98/x
  3. Step 3: Cross multiply
    27,555.23x = 38,026.50 × 14,979.98
  4. Step 4: Simplify right side
    27,555.23x = 569,636,209.47
  5. Step 5: Solve for x
    x = 569,636,209.47/27,555.23
  6. Step 6: Final answer
    x = 20,672.53

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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.