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Finding the Fourth Proportional to 28,453, 39,133.92 and 24,910.06

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Solution

The fourth proportional to 28,453, 39,133.92 and 24,910.06 is: 34,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453 : 39,133.92 = 24,910.06 : x
  2. Step 2: Convert to fraction form
    28,453/39,133.92 = 24,910.06/x
  3. Step 3: Cross multiply
    28,453x = 39,133.92 × 24,910.06
  4. Step 4: Simplify right side
    28,453x = 974,828,295.24
  5. Step 5: Solve for x
    x = 974,828,295.24/28,453
  6. Step 6: Final answer
    x = 34,261.00

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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.