Home / 39,433.80-54,417.93-22,437.68

Finding the Fourth Proportional to 39,433.80, 54,417.93 and 22,437.68

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Solution

The fourth proportional to 39,433.80, 54,417.93 and 22,437.68 is: 30,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,433.80 : 54,417.93 = 22,437.68 : x
  2. Step 2: Convert to fraction form
    39,433.80/54,417.93 = 22,437.68/x
  3. Step 3: Cross multiply
    39,433.80x = 54,417.93 × 22,437.68
  4. Step 4: Simplify right side
    39,433.80x = 1,221,011,827.51
  5. Step 5: Solve for x
    x = 1,221,011,827.51/39,433.80
  6. Step 6: Final answer
    x = 30,963.59

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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.