Home / 18,875.33-26,048.12-10,261.53

Finding the Fourth Proportional to 18,875.33, 26,048.12 and 10,261.53

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Solution

The fourth proportional to 18,875.33, 26,048.12 and 10,261.53 is: 14,161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.33 : 26,048.12 = 10,261.53 : x
  2. Step 2: Convert to fraction form
    18,875.33/26,048.12 = 10,261.53/x
  3. Step 3: Cross multiply
    18,875.33x = 26,048.12 × 10,261.53
  4. Step 4: Simplify right side
    18,875.33x = 267,293,439.84
  5. Step 5: Solve for x
    x = 267,293,439.84/18,875.33
  6. Step 6: Final answer
    x = 14,161.00

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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.