Home / 18,875.66-26,044.58-10,914.98

Finding the Fourth Proportional to 18,875.66, 26,044.58 and 10,914.98

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Solution

The fourth proportional to 18,875.66, 26,044.58 and 10,914.98 is: 15,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.66 : 26,044.58 = 10,914.98 : x
  2. Step 2: Convert to fraction form
    18,875.66/26,044.58 = 10,914.98/x
  3. Step 3: Cross multiply
    18,875.66x = 26,044.58 × 10,914.98
  4. Step 4: Simplify right side
    18,875.66x = 284,276,069.81
  5. Step 5: Solve for x
    x = 284,276,069.81/18,875.66
  6. Step 6: Final answer
    x = 15,060.46

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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.