Home / 28,527.66-39,368.28-15,952.38

Finding the Fourth Proportional to 28,527.66, 39,368.28 and 15,952.38

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Solution

The fourth proportional to 28,527.66, 39,368.28 and 15,952.38 is: 22,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.66 : 39,368.28 = 15,952.38 : x
  2. Step 2: Convert to fraction form
    28,527.66/39,368.28 = 15,952.38/x
  3. Step 3: Cross multiply
    28,527.66x = 39,368.28 × 15,952.38
  4. Step 4: Simplify right side
    28,527.66x = 628,017,762.51
  5. Step 5: Solve for x
    x = 628,017,762.51/28,527.66
  6. Step 6: Final answer
    x = 22,014.35

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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.