Home / 28,465.46-39,279.35-16,526.47

Finding the Fourth Proportional to 28,465.46, 39,279.35 and 16,526.47

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Solution

The fourth proportional to 28,465.46, 39,279.35 and 16,526.47 is: 22,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.46 : 39,279.35 = 16,526.47 : x
  2. Step 2: Convert to fraction form
    28,465.46/39,279.35 = 16,526.47/x
  3. Step 3: Cross multiply
    28,465.46x = 39,279.35 × 16,526.47
  4. Step 4: Simplify right side
    28,465.46x = 649,148,942.51
  5. Step 5: Solve for x
    x = 649,148,942.51/28,465.46
  6. Step 6: Final answer
    x = 22,804.79

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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.