Home / 51,233.08-70,701.60-28,574.08

Finding the Fourth Proportional to 51,233.08, 70,701.60 and 28,574.08

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Solution

The fourth proportional to 51,233.08, 70,701.60 and 28,574.08 is: 39,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,233.08 : 70,701.60 = 28,574.08 : x
  2. Step 2: Convert to fraction form
    51,233.08/70,701.60 = 28,574.08/x
  3. Step 3: Cross multiply
    51,233.08x = 70,701.60 × 28,574.08
  4. Step 4: Simplify right side
    51,233.08x = 2,020,233,174.53
  5. Step 5: Solve for x
    x = 2,020,233,174.53/51,233.08
  6. Step 6: Final answer
    x = 39,432.20

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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.