Home / 61,626.18-85,036.80-34,767.12

Finding the Fourth Proportional to 61,626.18, 85,036.80 and 34,767.12

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Solution

The fourth proportional to 61,626.18, 85,036.80 and 34,767.12 is: 47,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,626.18 : 85,036.80 = 34,767.12 : x
  2. Step 2: Convert to fraction form
    61,626.18/85,036.80 = 34,767.12/x
  3. Step 3: Cross multiply
    61,626.18x = 85,036.80 × 34,767.12
  4. Step 4: Simplify right side
    61,626.18x = 2,956,484,630.02
  5. Step 5: Solve for x
    x = 2,956,484,630.02/61,626.18
  6. Step 6: Final answer
    x = 47,974.49

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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.