Home / 44,172.84-66,280.53-21,988.16

Finding the Fourth Proportional to 44,172.84, 66,280.53 and 21,988.16

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Solution

The fourth proportional to 44,172.84, 66,280.53 and 21,988.16 is: 32,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,172.84 : 66,280.53 = 21,988.16 : x
  2. Step 2: Convert to fraction form
    44,172.84/66,280.53 = 21,988.16/x
  3. Step 3: Cross multiply
    44,172.84x = 66,280.53 × 21,988.16
  4. Step 4: Simplify right side
    44,172.84x = 1,457,386,774.45
  5. Step 5: Solve for x
    x = 1,457,386,774.45/44,172.84
  6. Step 6: Final answer
    x = 32,992.82

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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.