Home / 32,878.02-45,368.96-18,537.07

Finding the Fourth Proportional to 32,878.02, 45,368.96 and 18,537.07

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Solution

The fourth proportional to 32,878.02, 45,368.96 and 18,537.07 is: 25,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878.02 : 45,368.96 = 18,537.07 : x
  2. Step 2: Convert to fraction form
    32,878.02/45,368.96 = 18,537.07/x
  3. Step 3: Cross multiply
    32,878.02x = 45,368.96 × 18,537.07
  4. Step 4: Simplify right side
    32,878.02x = 841,007,633.69
  5. Step 5: Solve for x
    x = 841,007,633.69/32,878.02
  6. Step 6: Final answer
    x = 25,579.63

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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.