Home / 53,948.07-74,448.35-30,074.23

Finding the Fourth Proportional to 53,948.07, 74,448.35 and 30,074.23

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Solution

The fourth proportional to 53,948.07, 74,448.35 and 30,074.23 is: 41,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,948.07 : 74,448.35 = 30,074.23 : x
  2. Step 2: Convert to fraction form
    53,948.07/74,448.35 = 30,074.23/x
  3. Step 3: Cross multiply
    53,948.07x = 74,448.35 × 30,074.23
  4. Step 4: Simplify right side
    53,948.07x = 2,238,976,801.02
  5. Step 5: Solve for x
    x = 2,238,976,801.02/53,948.07
  6. Step 6: Final answer
    x = 41,502.44

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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.