Home / 26,420.60-36,459.02-14,483.70

Finding the Fourth Proportional to 26,420.60, 36,459.02 and 14,483.70

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Solution

The fourth proportional to 26,420.60, 36,459.02 and 14,483.70 is: 19,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.60 : 36,459.02 = 14,483.70 : x
  2. Step 2: Convert to fraction form
    26,420.60/36,459.02 = 14,483.70/x
  3. Step 3: Cross multiply
    26,420.60x = 36,459.02 × 14,483.70
  4. Step 4: Simplify right side
    26,420.60x = 528,061,507.97
  5. Step 5: Solve for x
    x = 528,061,507.97/26,420.60
  6. Step 6: Final answer
    x = 19,986.73

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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.