Home / 28,899.83-43,346.64-19,599.55

Finding the Fourth Proportional to 28,899.83, 43,346.64 and 19,599.55

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Solution

The fourth proportional to 28,899.83, 43,346.64 and 19,599.55 is: 29,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.83 : 43,346.64 = 19,599.55 : x
  2. Step 2: Convert to fraction form
    28,899.83/43,346.64 = 19,599.55/x
  3. Step 3: Cross multiply
    28,899.83x = 43,346.64 × 19,599.55
  4. Step 4: Simplify right side
    28,899.83x = 849,574,421.28
  5. Step 5: Solve for x
    x = 849,574,421.28/28,899.83
  6. Step 6: Final answer
    x = 29,397.21

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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.