Home / 55,547.83-76,636.92-31,657.24

Finding the Fourth Proportional to 55,547.83, 76,636.92 and 31,657.24

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Solution

The fourth proportional to 55,547.83, 76,636.92 and 31,657.24 is: 43,676.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,547.83 : 76,636.92 = 31,657.24 : x
  2. Step 2: Convert to fraction form
    55,547.83/76,636.92 = 31,657.24/x
  3. Step 3: Cross multiply
    55,547.83x = 76,636.92 × 31,657.24
  4. Step 4: Simplify right side
    55,547.83x = 2,426,113,369.30
  5. Step 5: Solve for x
    x = 2,426,113,369.30/55,547.83
  6. Step 6: Final answer
    x = 43,676.11

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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.