Home / 26,790.48-36,969.06-15,460.45

Finding the Fourth Proportional to 26,790.48, 36,969.06 and 15,460.45

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Solution

The fourth proportional to 26,790.48, 36,969.06 and 15,460.45 is: 21,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.48 : 36,969.06 = 15,460.45 : x
  2. Step 2: Convert to fraction form
    26,790.48/36,969.06 = 15,460.45/x
  3. Step 3: Cross multiply
    26,790.48x = 36,969.06 × 15,460.45
  4. Step 4: Simplify right side
    26,790.48x = 571,558,303.68
  5. Step 5: Solve for x
    x = 571,558,303.68/26,790.48
  6. Step 6: Final answer
    x = 21,334.38

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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.