Home / 19,412.52-26,762.14-16,416.32

Finding the Fourth Proportional to 19,412.52, 26,762.14 and 16,416.32

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Solution

The fourth proportional to 19,412.52, 26,762.14 and 16,416.32 is: 22,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412.52 : 26,762.14 = 16,416.32 : x
  2. Step 2: Convert to fraction form
    19,412.52/26,762.14 = 16,416.32/x
  3. Step 3: Cross multiply
    19,412.52x = 26,762.14 × 16,416.32
  4. Step 4: Simplify right side
    19,412.52x = 439,335,854.12
  5. Step 5: Solve for x
    x = 439,335,854.12/19,412.52
  6. Step 6: Final answer
    x = 22,631.57

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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.