Home / 19,313.51-26,650.43-10,814.45

Finding the Fourth Proportional to 19,313.51, 26,650.43 and 10,814.45

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Solution

The fourth proportional to 19,313.51, 26,650.43 and 10,814.45 is: 14,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.51 : 26,650.43 = 10,814.45 : x
  2. Step 2: Convert to fraction form
    19,313.51/26,650.43 = 10,814.45/x
  3. Step 3: Cross multiply
    19,313.51x = 26,650.43 × 10,814.45
  4. Step 4: Simplify right side
    19,313.51x = 288,209,656.77
  5. Step 5: Solve for x
    x = 288,209,656.77/19,313.51
  6. Step 6: Final answer
    x = 14,922.70

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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.