Home / 52,479.82-72,421.06-28,606.28

Finding the Fourth Proportional to 52,479.82, 72,421.06 and 28,606.28

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Solution

The fourth proportional to 52,479.82, 72,421.06 and 28,606.28 is: 39,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479.82 : 72,421.06 = 28,606.28 : x
  2. Step 2: Convert to fraction form
    52,479.82/72,421.06 = 28,606.28/x
  3. Step 3: Cross multiply
    52,479.82x = 72,421.06 × 28,606.28
  4. Step 4: Simplify right side
    52,479.82x = 2,071,697,120.26
  5. Step 5: Solve for x
    x = 2,071,697,120.26/52,479.82
  6. Step 6: Final answer
    x = 39,476.07

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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.