Home / 51,374.14-70,894.98-28,713.32

Finding the Fourth Proportional to 51,374.14, 70,894.98 and 28,713.32

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Solution

The fourth proportional to 51,374.14, 70,894.98 and 28,713.32 is: 39,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,374.14 : 70,894.98 = 28,713.32 : x
  2. Step 2: Convert to fraction form
    51,374.14/70,894.98 = 28,713.32/x
  3. Step 3: Cross multiply
    51,374.14x = 70,894.98 × 28,713.32
  4. Step 4: Simplify right side
    51,374.14x = 2,035,630,247.13
  5. Step 5: Solve for x
    x = 2,035,630,247.13/51,374.14
  6. Step 6: Final answer
    x = 39,623.64

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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.