Home / 32,280.04-44,531.09-21,529.88

Finding the Fourth Proportional to 32,280.04, 44,531.09 and 21,529.88

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Solution

The fourth proportional to 32,280.04, 44,531.09 and 21,529.88 is: 29,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,280.04 : 44,531.09 = 21,529.88 : x
  2. Step 2: Convert to fraction form
    32,280.04/44,531.09 = 21,529.88/x
  3. Step 3: Cross multiply
    32,280.04x = 44,531.09 × 21,529.88
  4. Step 4: Simplify right side
    32,280.04x = 958,748,693.66
  5. Step 5: Solve for x
    x = 958,748,693.66/32,280.04
  6. Step 6: Final answer
    x = 29,700.98

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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.