Home / 55,434.10-76,475.72-36,547.06

Finding the Fourth Proportional to 55,434.10, 76,475.72 and 36,547.06

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Solution

The fourth proportional to 55,434.10, 76,475.72 and 36,547.06 is: 50,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,434.10 : 76,475.72 = 36,547.06 : x
  2. Step 2: Convert to fraction form
    55,434.10/76,475.72 = 36,547.06/x
  3. Step 3: Cross multiply
    55,434.10x = 76,475.72 × 36,547.06
  4. Step 4: Simplify right side
    55,434.10x = 2,794,962,727.38
  5. Step 5: Solve for x
    x = 2,794,962,727.38/55,434.10
  6. Step 6: Final answer
    x = 50,419.56

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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.