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Finding the Fourth Proportional to 35,457.52, 48,931.12 and 19,541.99

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Solution

The fourth proportional to 35,457.52, 48,931.12 and 19,541.99 is: 26,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457.52 : 48,931.12 = 19,541.99 : x
  2. Step 2: Convert to fraction form
    35,457.52/48,931.12 = 19,541.99/x
  3. Step 3: Cross multiply
    35,457.52x = 48,931.12 × 19,541.99
  4. Step 4: Simplify right side
    35,457.52x = 956,211,457.73
  5. Step 5: Solve for x
    x = 956,211,457.73/35,457.52
  6. Step 6: Final answer
    x = 26,967.80

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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.