Home / 26,420.54-36,461.20-14,485.18

Finding the Fourth Proportional to 26,420.54, 36,461.20 and 14,485.18

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Solution

The fourth proportional to 26,420.54, 36,461.20 and 14,485.18 is: 19,990.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.54 : 36,461.20 = 14,485.18 : x
  2. Step 2: Convert to fraction form
    26,420.54/36,461.20 = 14,485.18/x
  3. Step 3: Cross multiply
    26,420.54x = 36,461.20 × 14,485.18
  4. Step 4: Simplify right side
    26,420.54x = 528,147,045.02
  5. Step 5: Solve for x
    x = 528,147,045.02/26,420.54
  6. Step 6: Final answer
    x = 19,990.02

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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.