Home / 19,688.54-29,541.52-10,326.32

Finding the Fourth Proportional to 19,688.54, 29,541.52 and 10,326.32

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Solution

The fourth proportional to 19,688.54, 29,541.52 and 10,326.32 is: 15,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688.54 : 29,541.52 = 10,326.32 : x
  2. Step 2: Convert to fraction form
    19,688.54/29,541.52 = 10,326.32/x
  3. Step 3: Cross multiply
    19,688.54x = 29,541.52 × 10,326.32
  4. Step 4: Simplify right side
    19,688.54x = 305,055,041.10
  5. Step 5: Solve for x
    x = 305,055,041.10/19,688.54
  6. Step 6: Final answer
    x = 15,494.04

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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.