Home / 22,657.86-31,276.27-19,458.31

Finding the Fourth Proportional to 22,657.86, 31,276.27 and 19,458.31

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Solution

The fourth proportional to 22,657.86, 31,276.27 and 19,458.31 is: 26,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,657.86 : 31,276.27 = 19,458.31 : x
  2. Step 2: Convert to fraction form
    22,657.86/31,276.27 = 19,458.31/x
  3. Step 3: Cross multiply
    22,657.86x = 31,276.27 × 19,458.31
  4. Step 4: Simplify right side
    22,657.86x = 608,583,307.35
  5. Step 5: Solve for x
    x = 608,583,307.35/22,657.86
  6. Step 6: Final answer
    x = 26,859.70

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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.