Home / 35,128.64-48,476.54-19,212.75

Finding the Fourth Proportional to 35,128.64, 48,476.54 and 19,212.75

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Solution

The fourth proportional to 35,128.64, 48,476.54 and 19,212.75 is: 26,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,128.64 : 48,476.54 = 19,212.75 : x
  2. Step 2: Convert to fraction form
    35,128.64/48,476.54 = 19,212.75/x
  3. Step 3: Cross multiply
    35,128.64x = 48,476.54 × 19,212.75
  4. Step 4: Simplify right side
    35,128.64x = 931,367,547.82
  5. Step 5: Solve for x
    x = 931,367,547.82/35,128.64
  6. Step 6: Final answer
    x = 26,513.06

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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.