Home / 38,666.23-58,007.85-12,373.63

Finding the Fourth Proportional to 38,666.23, 58,007.85 and 12,373.63

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Solution

The fourth proportional to 38,666.23, 58,007.85 and 12,373.63 is: 18,563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666.23 : 58,007.85 = 12,373.63 : x
  2. Step 2: Convert to fraction form
    38,666.23/58,007.85 = 12,373.63/x
  3. Step 3: Cross multiply
    38,666.23x = 58,007.85 × 12,373.63
  4. Step 4: Simplify right side
    38,666.23x = 717,767,673.00
  5. Step 5: Solve for x
    x = 717,767,673.00/38,666.23
  6. Step 6: Final answer
    x = 18,563.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.