Home / 26,165.49-36,109.95-15,417.53

Finding the Fourth Proportional to 26,165.49, 36,109.95 and 15,417.53

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Solution

The fourth proportional to 26,165.49, 36,109.95 and 15,417.53 is: 21,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.49 : 36,109.95 = 15,417.53 : x
  2. Step 2: Convert to fraction form
    26,165.49/36,109.95 = 15,417.53/x
  3. Step 3: Cross multiply
    26,165.49x = 36,109.95 × 15,417.53
  4. Step 4: Simplify right side
    26,165.49x = 556,726,056.87
  5. Step 5: Solve for x
    x = 556,726,056.87/26,165.49
  6. Step 6: Final answer
    x = 21,277.11

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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.