Home / 51,073.95-70,482.59-28,104.07

Finding the Fourth Proportional to 51,073.95, 70,482.59 and 28,104.07

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Solution

The fourth proportional to 51,073.95, 70,482.59 and 28,104.07 is: 38,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.95 : 70,482.59 = 28,104.07 : x
  2. Step 2: Convert to fraction form
    51,073.95/70,482.59 = 28,104.07/x
  3. Step 3: Cross multiply
    51,073.95x = 70,482.59 × 28,104.07
  4. Step 4: Simplify right side
    51,073.95x = 1,980,847,643.14
  5. Step 5: Solve for x
    x = 1,980,847,643.14/51,073.95
  6. Step 6: Final answer
    x = 38,783.91

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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.