Home / 26,289.67-36,280.50-14,353.78

Finding the Fourth Proportional to 26,289.67, 36,280.50 and 14,353.78

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Solution

The fourth proportional to 26,289.67, 36,280.50 and 14,353.78 is: 19,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.67 : 36,280.50 = 14,353.78 : x
  2. Step 2: Convert to fraction form
    26,289.67/36,280.50 = 14,353.78/x
  3. Step 3: Cross multiply
    26,289.67x = 36,280.50 × 14,353.78
  4. Step 4: Simplify right side
    26,289.67x = 520,762,315.29
  5. Step 5: Solve for x
    x = 520,762,315.29/26,289.67
  6. Step 6: Final answer
    x = 19,808.63

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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.