Home / 53,384.06-80,124.39-28,445.18

Finding the Fourth Proportional to 53,384.06, 80,124.39 and 28,445.18

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Solution

The fourth proportional to 53,384.06, 80,124.39 and 28,445.18 is: 42,693.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,384.06 : 80,124.39 = 28,445.18 : x
  2. Step 2: Convert to fraction form
    53,384.06/80,124.39 = 28,445.18/x
  3. Step 3: Cross multiply
    53,384.06x = 80,124.39 × 28,445.18
  4. Step 4: Simplify right side
    53,384.06x = 2,279,152,295.32
  5. Step 5: Solve for x
    x = 2,279,152,295.32/53,384.06
  6. Step 6: Final answer
    x = 42,693.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.