Home / 52,501.43-72,452.32-28,628.51

Finding the Fourth Proportional to 52,501.43, 72,452.32 and 28,628.51

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Solution

The fourth proportional to 52,501.43, 72,452.32 and 28,628.51 is: 39,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,501.43 : 72,452.32 = 28,628.51 : x
  2. Step 2: Convert to fraction form
    52,501.43/72,452.32 = 28,628.51/x
  3. Step 3: Cross multiply
    52,501.43x = 72,452.32 × 28,628.51
  4. Step 4: Simplify right side
    52,501.43x = 2,074,201,533.81
  5. Step 5: Solve for x
    x = 2,074,201,533.81/52,501.43
  6. Step 6: Final answer
    x = 39,507.52

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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.