Home / 32,877.09-45,368.10-18,537.43

Finding the Fourth Proportional to 32,877.09, 45,368.10 and 18,537.43

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Solution

The fourth proportional to 32,877.09, 45,368.10 and 18,537.43 is: 25,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,877.09 : 45,368.10 = 18,537.43 : x
  2. Step 2: Convert to fraction form
    32,877.09/45,368.10 = 18,537.43/x
  3. Step 3: Cross multiply
    32,877.09x = 45,368.10 × 18,537.43
  4. Step 4: Simplify right side
    32,877.09x = 841,007,977.98
  5. Step 5: Solve for x
    x = 841,007,977.98/32,877.09
  6. Step 6: Final answer
    x = 25,580.37

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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.