Home / 47,056.32-64,939.84-28,193.04

Finding the Fourth Proportional to 47,056.32, 64,939.84 and 28,193.04

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Solution

The fourth proportional to 47,056.32, 64,939.84 and 28,193.04 is: 38,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.32 : 64,939.84 = 28,193.04 : x
  2. Step 2: Convert to fraction form
    47,056.32/64,939.84 = 28,193.04/x
  3. Step 3: Cross multiply
    47,056.32x = 64,939.84 × 28,193.04
  4. Step 4: Simplify right side
    47,056.32x = 1,830,851,506.71
  5. Step 5: Solve for x
    x = 1,830,851,506.71/47,056.32
  6. Step 6: Final answer
    x = 38,907.66

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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.