Home / 35,650.68-53,528.58-19,886.51

Finding the Fourth Proportional to 35,650.68, 53,528.58 and 19,886.51

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Solution

The fourth proportional to 35,650.68, 53,528.58 and 19,886.51 is: 29,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,650.68 : 53,528.58 = 19,886.51 : x
  2. Step 2: Convert to fraction form
    35,650.68/53,528.58 = 19,886.51/x
  3. Step 3: Cross multiply
    35,650.68x = 53,528.58 × 19,886.51
  4. Step 4: Simplify right side
    35,650.68x = 1,064,496,373.81
  5. Step 5: Solve for x
    x = 1,064,496,373.81/35,650.68
  6. Step 6: Final answer
    x = 29,859.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.