Home / 13,032.31-17,984.55-7,064.11

Finding the Fourth Proportional to 13,032.31, 17,984.55 and 7,064.11

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Solution

The fourth proportional to 13,032.31, 17,984.55 and 7,064.11 is: 9,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.31 : 17,984.55 = 7,064.11 : x
  2. Step 2: Convert to fraction form
    13,032.31/17,984.55 = 7,064.11/x
  3. Step 3: Cross multiply
    13,032.31x = 17,984.55 × 7,064.11
  4. Step 4: Simplify right side
    13,032.31x = 127,044,839.50
  5. Step 5: Solve for x
    x = 127,044,839.50/13,032.31
  6. Step 6: Final answer
    x = 9,748.45

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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.