Home / 19,185.35-26,476.23-10,688.04

Finding the Fourth Proportional to 19,185.35, 26,476.23 and 10,688.04

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Solution

The fourth proportional to 19,185.35, 26,476.23 and 10,688.04 is: 14,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.35 : 26,476.23 = 10,688.04 : x
  2. Step 2: Convert to fraction form
    19,185.35/26,476.23 = 10,688.04/x
  3. Step 3: Cross multiply
    19,185.35x = 26,476.23 × 10,688.04
  4. Step 4: Simplify right side
    19,185.35x = 282,979,005.29
  5. Step 5: Solve for x
    x = 282,979,005.29/19,185.35
  6. Step 6: Final answer
    x = 14,749.74

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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.