Home / 26,290.40-36,280.83-16,859.00

Finding the Fourth Proportional to 26,290.40, 36,280.83 and 16,859.00

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Solution

The fourth proportional to 26,290.40, 36,280.83 and 16,859.00 is: 23,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290.40 : 36,280.83 = 16,859.00 : x
  2. Step 2: Convert to fraction form
    26,290.40/36,280.83 = 16,859.00/x
  3. Step 3: Cross multiply
    26,290.40x = 36,280.83 × 16,859.00
  4. Step 4: Simplify right side
    26,290.40x = 611,658,289.42
  5. Step 5: Solve for x
    x = 611,658,289.42/26,290.40
  6. Step 6: Final answer
    x = 23,265.47

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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.