Home / 51,970.32-77,977.08-28,594.80

Finding the Fourth Proportional to 51,970.32, 77,977.08 and 28,594.80

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Solution

The fourth proportional to 51,970.32, 77,977.08 and 28,594.80 is: 42,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,970.32 : 77,977.08 = 28,594.80 : x
  2. Step 2: Convert to fraction form
    51,970.32/77,977.08 = 28,594.80/x
  3. Step 3: Cross multiply
    51,970.32x = 77,977.08 × 28,594.80
  4. Step 4: Simplify right side
    51,970.32x = 2,229,739,007.18
  5. Step 5: Solve for x
    x = 2,229,739,007.18/51,970.32
  6. Step 6: Final answer
    x = 42,904.08

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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.