Home / 19,130.63-26,400.29-10,748.75

Finding the Fourth Proportional to 19,130.63, 26,400.29 and 10,748.75

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Solution

The fourth proportional to 19,130.63, 26,400.29 and 10,748.75 is: 14,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.63 : 26,400.29 = 10,748.75 : x
  2. Step 2: Convert to fraction form
    19,130.63/26,400.29 = 10,748.75/x
  3. Step 3: Cross multiply
    19,130.63x = 26,400.29 × 10,748.75
  4. Step 4: Simplify right side
    19,130.63x = 283,769,931.39
  5. Step 5: Solve for x
    x = 283,769,931.39/19,130.63
  6. Step 6: Final answer
    x = 14,833.28

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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.