Home / 24,871.50-34,323.32-15,307.84

Finding the Fourth Proportional to 24,871.50, 34,323.32 and 15,307.84

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Solution

The fourth proportional to 24,871.50, 34,323.32 and 15,307.84 is: 21,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,871.50 : 34,323.32 = 15,307.84 : x
  2. Step 2: Convert to fraction form
    24,871.50/34,323.32 = 15,307.84/x
  3. Step 3: Cross multiply
    24,871.50x = 34,323.32 × 15,307.84
  4. Step 4: Simplify right side
    24,871.50x = 525,415,890.83
  5. Step 5: Solve for x
    x = 525,415,890.83/24,871.50
  6. Step 6: Final answer
    x = 21,125.22

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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.