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Finding the Fourth Proportional to 29,547, 44,320.54 and 28,803.40

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Solution

The fourth proportional to 29,547, 44,320.54 and 28,803.40 is: 43,205.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,547 : 44,320.54 = 28,803.40 : x
  2. Step 2: Convert to fraction form
    29,547/44,320.54 = 28,803.40/x
  3. Step 3: Cross multiply
    29,547x = 44,320.54 × 28,803.40
  4. Step 4: Simplify right side
    29,547x = 1,276,582,241.84
  5. Step 5: Solve for x
    x = 1,276,582,241.84/29,547
  6. Step 6: Final answer
    x = 43,205.14

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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.