Home / 26,742.48-36,903.06-14,805.12

Finding the Fourth Proportional to 26,742.48, 36,903.06 and 14,805.12

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Solution

The fourth proportional to 26,742.48, 36,903.06 and 14,805.12 is: 20,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.48 : 36,903.06 = 14,805.12 : x
  2. Step 2: Convert to fraction form
    26,742.48/36,903.06 = 14,805.12/x
  3. Step 3: Cross multiply
    26,742.48x = 36,903.06 × 14,805.12
  4. Step 4: Simplify right side
    26,742.48x = 546,354,231.67
  5. Step 5: Solve for x
    x = 546,354,231.67/26,742.48
  6. Step 6: Final answer
    x = 20,430.20

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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.