Home / 17,688.66-26,533.32-14,162.28

Finding the Fourth Proportional to 17,688.66, 26,533.32 and 14,162.28

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Solution

The fourth proportional to 17,688.66, 26,533.32 and 14,162.28 is: 21,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.66 : 26,533.32 = 14,162.28 : x
  2. Step 2: Convert to fraction form
    17,688.66/26,533.32 = 14,162.28/x
  3. Step 3: Cross multiply
    17,688.66x = 26,533.32 × 14,162.28
  4. Step 4: Simplify right side
    17,688.66x = 375,772,307.17
  5. Step 5: Solve for x
    x = 375,772,307.17/17,688.66
  6. Step 6: Final answer
    x = 21,243.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.