Home / 28,598.64-39,435.48-17,412.72

Finding the Fourth Proportional to 28,598.64, 39,435.48 and 17,412.72

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Solution

The fourth proportional to 28,598.64, 39,435.48 and 17,412.72 is: 24,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.64 : 39,435.48 = 17,412.72 : x
  2. Step 2: Convert to fraction form
    28,598.64/39,435.48 = 17,412.72/x
  3. Step 3: Cross multiply
    28,598.64x = 39,435.48 × 17,412.72
  4. Step 4: Simplify right side
    28,598.64x = 686,678,971.31
  5. Step 5: Solve for x
    x = 686,678,971.31/28,598.64
  6. Step 6: Final answer
    x = 24,010.90

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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.