Home / 26,802.95-36,989.74-15,474.51

Finding the Fourth Proportional to 26,802.95, 36,989.74 and 15,474.51

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Solution

The fourth proportional to 26,802.95, 36,989.74 and 15,474.51 is: 21,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.95 : 36,989.74 = 15,474.51 : x
  2. Step 2: Convert to fraction form
    26,802.95/36,989.74 = 15,474.51/x
  3. Step 3: Cross multiply
    26,802.95x = 36,989.74 × 15,474.51
  4. Step 4: Simplify right side
    26,802.95x = 572,398,062.84
  5. Step 5: Solve for x
    x = 572,398,062.84/26,802.95
  6. Step 6: Final answer
    x = 21,355.79

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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.