Home / 38,070.68-52,537.66-21,303.64

Finding the Fourth Proportional to 38,070.68, 52,537.66 and 21,303.64

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Solution

The fourth proportional to 38,070.68, 52,537.66 and 21,303.64 is: 29,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.68 : 52,537.66 = 21,303.64 : x
  2. Step 2: Convert to fraction form
    38,070.68/52,537.66 = 21,303.64/x
  3. Step 3: Cross multiply
    38,070.68x = 52,537.66 × 21,303.64
  4. Step 4: Simplify right side
    38,070.68x = 1,119,243,395.08
  5. Step 5: Solve for x
    x = 1,119,243,395.08/38,070.68
  6. Step 6: Final answer
    x = 29,399.09

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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.