Home / 19,071.10-26,318.16-10,457.26

Finding the Fourth Proportional to 19,071.10, 26,318.16 and 10,457.26

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Solution

The fourth proportional to 19,071.10, 26,318.16 and 10,457.26 is: 14,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.10 : 26,318.16 = 10,457.26 : x
  2. Step 2: Convert to fraction form
    19,071.10/26,318.16 = 10,457.26/x
  3. Step 3: Cross multiply
    19,071.10x = 26,318.16 × 10,457.26
  4. Step 4: Simplify right side
    19,071.10x = 275,215,841.84
  5. Step 5: Solve for x
    x = 275,215,841.84/19,071.10
  6. Step 6: Final answer
    x = 14,431.04

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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.