Home / 19,090.14-26,349.40-10,709.34

Finding the Fourth Proportional to 19,090.14, 26,349.40 and 10,709.34

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Solution

The fourth proportional to 19,090.14, 26,349.40 and 10,709.34 is: 14,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.14 : 26,349.40 = 10,709.34 : x
  2. Step 2: Convert to fraction form
    19,090.14/26,349.40 = 10,709.34/x
  3. Step 3: Cross multiply
    19,090.14x = 26,349.40 × 10,709.34
  4. Step 4: Simplify right side
    19,090.14x = 282,184,551.65
  5. Step 5: Solve for x
    x = 282,184,551.65/19,090.14
  6. Step 6: Final answer
    x = 14,781.69

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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.