Home / 46,478.89-63,894.95-39,994.45

Finding the Fourth Proportional to 46,478.89, 63,894.95 and 39,994.45

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Solution

The fourth proportional to 46,478.89, 63,894.95 and 39,994.45 is: 54,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.89 : 63,894.95 = 39,994.45 : x
  2. Step 2: Convert to fraction form
    46,478.89/63,894.95 = 39,994.45/x
  3. Step 3: Cross multiply
    46,478.89x = 63,894.95 × 39,994.45
  4. Step 4: Simplify right side
    46,478.89x = 2,555,443,383.03
  5. Step 5: Solve for x
    x = 2,555,443,383.03/46,478.89
  6. Step 6: Final answer
    x = 54,980.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.