Home / 46,389.78-63,989.40-40,994.91

Finding the Fourth Proportional to 46,389.78, 63,989.40 and 40,994.91

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Solution

The fourth proportional to 46,389.78, 63,989.40 and 40,994.91 is: 56,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,389.78 : 63,989.40 = 40,994.91 : x
  2. Step 2: Convert to fraction form
    46,389.78/63,989.40 = 40,994.91/x
  3. Step 3: Cross multiply
    46,389.78x = 63,989.40 × 40,994.91
  4. Step 4: Simplify right side
    46,389.78x = 2,623,239,693.95
  5. Step 5: Solve for x
    x = 2,623,239,693.95/46,389.78
  6. Step 6: Final answer
    x = 56,547.79

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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.