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Finding the Fourth Proportional to 35,897.60, 53,818.24 and 17,424.64

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Solution

The fourth proportional to 35,897.60, 53,818.24 and 17,424.64 is: 26,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,897.60 : 53,818.24 = 17,424.64 : x
  2. Step 2: Convert to fraction form
    35,897.60/53,818.24 = 17,424.64/x
  3. Step 3: Cross multiply
    35,897.60x = 53,818.24 × 17,424.64
  4. Step 4: Simplify right side
    35,897.60x = 937,763,457.43
  5. Step 5: Solve for x
    x = 937,763,457.43/35,897.60
  6. Step 6: Final answer
    x = 26,123.29

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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.