Home / 28,533.48-42,804.45-9,818.34

Finding the Fourth Proportional to 28,533.48, 42,804.45 and 9,818.34

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Solution

The fourth proportional to 28,533.48, 42,804.45 and 9,818.34 is: 14,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,533.48 : 42,804.45 = 9,818.34 : x
  2. Step 2: Convert to fraction form
    28,533.48/42,804.45 = 9,818.34/x
  3. Step 3: Cross multiply
    28,533.48x = 42,804.45 × 9,818.34
  4. Step 4: Simplify right side
    28,533.48x = 420,268,643.61
  5. Step 5: Solve for x
    x = 420,268,643.61/28,533.48
  6. Step 6: Final answer
    x = 14,728.97

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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.