Home / 40,927.84-61,392.60-12,847.32

Finding the Fourth Proportional to 40,927.84, 61,392.60 and 12,847.32

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Solution

The fourth proportional to 40,927.84, 61,392.60 and 12,847.32 is: 19,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,927.84 : 61,392.60 = 12,847.32 : x
  2. Step 2: Convert to fraction form
    40,927.84/61,392.60 = 12,847.32/x
  3. Step 3: Cross multiply
    40,927.84x = 61,392.60 × 12,847.32
  4. Step 4: Simplify right side
    40,927.84x = 788,730,377.83
  5. Step 5: Solve for x
    x = 788,730,377.83/40,927.84
  6. Step 6: Final answer
    x = 19,271.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.