Home / 42,880.11-64,209.39-29,594.10

Finding the Fourth Proportional to 42,880.11, 64,209.39 and 29,594.10

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Solution

The fourth proportional to 42,880.11, 64,209.39 and 29,594.10 is: 44,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,880.11 : 64,209.39 = 29,594.10 : x
  2. Step 2: Convert to fraction form
    42,880.11/64,209.39 = 29,594.10/x
  3. Step 3: Cross multiply
    42,880.11x = 64,209.39 × 29,594.10
  4. Step 4: Simplify right side
    42,880.11x = 1,900,219,108.60
  5. Step 5: Solve for x
    x = 1,900,219,108.60/42,880.11
  6. Step 6: Final answer
    x = 44,314.70

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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.