Home / 14,070.09-19,417.26-7,697.13

Finding the Fourth Proportional to 14,070.09, 19,417.26 and 7,697.13

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Solution

The fourth proportional to 14,070.09, 19,417.26 and 7,697.13 is: 10,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.09 : 19,417.26 = 7,697.13 : x
  2. Step 2: Convert to fraction form
    14,070.09/19,417.26 = 7,697.13/x
  3. Step 3: Cross multiply
    14,070.09x = 19,417.26 × 7,697.13
  4. Step 4: Simplify right side
    14,070.09x = 149,457,174.46
  5. Step 5: Solve for x
    x = 149,457,174.46/14,070.09
  6. Step 6: Final answer
    x = 10,622.33

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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.