Home / 63,354.09-87,428.88-34,282.46

Finding the Fourth Proportional to 63,354.09, 87,428.88 and 34,282.46

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Solution

The fourth proportional to 63,354.09, 87,428.88 and 34,282.46 is: 47,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,354.09 : 87,428.88 = 34,282.46 : x
  2. Step 2: Convert to fraction form
    63,354.09/87,428.88 = 34,282.46/x
  3. Step 3: Cross multiply
    63,354.09x = 87,428.88 × 34,282.46
  4. Step 4: Simplify right side
    63,354.09x = 2,997,276,642.51
  5. Step 5: Solve for x
    x = 2,997,276,642.51/63,354.09
  6. Step 6: Final answer
    x = 47,309.92

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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.