Home / 46,113.79-63,638.31-28,208.47

Finding the Fourth Proportional to 46,113.79, 63,638.31 and 28,208.47

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Solution

The fourth proportional to 46,113.79, 63,638.31 and 28,208.47 is: 38,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,113.79 : 63,638.31 = 28,208.47 : x
  2. Step 2: Convert to fraction form
    46,113.79/63,638.31 = 28,208.47/x
  3. Step 3: Cross multiply
    46,113.79x = 63,638.31 × 28,208.47
  4. Step 4: Simplify right side
    46,113.79x = 1,795,139,358.49
  5. Step 5: Solve for x
    x = 1,795,139,358.49/46,113.79
  6. Step 6: Final answer
    x = 38,928.47

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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.