Home / 19,192.32-26,485.92-10,808.64

Finding the Fourth Proportional to 19,192.32, 26,485.92 and 10,808.64

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Solution

The fourth proportional to 19,192.32, 26,485.92 and 10,808.64 is: 14,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.32 : 26,485.92 = 10,808.64 : x
  2. Step 2: Convert to fraction form
    19,192.32/26,485.92 = 10,808.64/x
  3. Step 3: Cross multiply
    19,192.32x = 26,485.92 × 10,808.64
  4. Step 4: Simplify right side
    19,192.32x = 286,276,774.35
  5. Step 5: Solve for x
    x = 286,276,774.35/19,192.32
  6. Step 6: Final answer
    x = 14,916.22

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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.