Home / 28,623.48-39,501.18-16,047.96

Finding the Fourth Proportional to 28,623.48, 39,501.18 and 16,047.96

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Solution

The fourth proportional to 28,623.48, 39,501.18 and 16,047.96 is: 22,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623.48 : 39,501.18 = 16,047.96 : x
  2. Step 2: Convert to fraction form
    28,623.48/39,501.18 = 16,047.96/x
  3. Step 3: Cross multiply
    28,623.48x = 39,501.18 × 16,047.96
  4. Step 4: Simplify right side
    28,623.48x = 633,913,356.59
  5. Step 5: Solve for x
    x = 633,913,356.59/28,623.48
  6. Step 6: Final answer
    x = 22,146.62

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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.