Home / 51,226.24-70,696.88-31,088.24

Finding the Fourth Proportional to 51,226.24, 70,696.88 and 31,088.24

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Solution

The fourth proportional to 51,226.24, 70,696.88 and 31,088.24 is: 42,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.24 : 70,696.88 = 31,088.24 : x
  2. Step 2: Convert to fraction form
    51,226.24/70,696.88 = 31,088.24/x
  3. Step 3: Cross multiply
    51,226.24x = 70,696.88 × 31,088.24
  4. Step 4: Simplify right side
    51,226.24x = 2,197,841,572.69
  5. Step 5: Solve for x
    x = 2,197,841,572.69/51,226.24
  6. Step 6: Final answer
    x = 42,904.60

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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.