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Finding the Fourth Proportional to 56,948.77, 85,421.03 and 17,504.86

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Solution

The fourth proportional to 56,948.77, 85,421.03 and 17,504.86 is: 26,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,948.77 : 85,421.03 = 17,504.86 : x
  2. Step 2: Convert to fraction form
    56,948.77/85,421.03 = 17,504.86/x
  3. Step 3: Cross multiply
    56,948.77x = 85,421.03 × 17,504.86
  4. Step 4: Simplify right side
    56,948.77x = 1,495,283,128.76
  5. Step 5: Solve for x
    x = 1,495,283,128.76/56,948.77
  6. Step 6: Final answer
    x = 26,256.64

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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.