Home / 26,135.04-36,064.22-15,378.18

Finding the Fourth Proportional to 26,135.04, 36,064.22 and 15,378.18

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Solution

The fourth proportional to 26,135.04, 36,064.22 and 15,378.18 is: 21,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.04 : 36,064.22 = 15,378.18 : x
  2. Step 2: Convert to fraction form
    26,135.04/36,064.22 = 15,378.18/x
  3. Step 3: Cross multiply
    26,135.04x = 36,064.22 × 15,378.18
  4. Step 4: Simplify right side
    26,135.04x = 554,602,066.72
  5. Step 5: Solve for x
    x = 554,602,066.72/26,135.04
  6. Step 6: Final answer
    x = 21,220.63

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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.