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Finding the Fourth Proportional to 30,594.16, 45,885.77 and 10,603.77

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Solution

The fourth proportional to 30,594.16, 45,885.77 and 10,603.77 is: 15,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.16 : 45,885.77 = 10,603.77 : x
  2. Step 2: Convert to fraction form
    30,594.16/45,885.77 = 10,603.77/x
  3. Step 3: Cross multiply
    30,594.16x = 45,885.77 × 10,603.77
  4. Step 4: Simplify right side
    30,594.16x = 486,562,151.35
  5. Step 5: Solve for x
    x = 486,562,151.35/30,594.16
  6. Step 6: Final answer
    x = 15,903.76

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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.