Home / 30,032.88-41,445.60-16,603.76

Finding the Fourth Proportional to 30,032.88, 41,445.60 and 16,603.76

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Solution

The fourth proportional to 30,032.88, 41,445.60 and 16,603.76 is: 22,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.88 : 41,445.60 = 16,603.76 : x
  2. Step 2: Convert to fraction form
    30,032.88/41,445.60 = 16,603.76/x
  3. Step 3: Cross multiply
    30,032.88x = 41,445.60 × 16,603.76
  4. Step 4: Simplify right side
    30,032.88x = 688,152,795.46
  5. Step 5: Solve for x
    x = 688,152,795.46/30,032.88
  6. Step 6: Final answer
    x = 22,913.31

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1.5x scale

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.