Home / 51,047.04-70,444.16-28,690.88

Finding the Fourth Proportional to 51,047.04, 70,444.16 and 28,690.88

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Solution

The fourth proportional to 51,047.04, 70,444.16 and 28,690.88 is: 39,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,047.04 : 70,444.16 = 28,690.88 : x
  2. Step 2: Convert to fraction form
    51,047.04/70,444.16 = 28,690.88/x
  3. Step 3: Cross multiply
    51,047.04x = 70,444.16 × 28,690.88
  4. Step 4: Simplify right side
    51,047.04x = 2,021,104,941.26
  5. Step 5: Solve for x
    x = 2,021,104,941.26/51,047.04
  6. Step 6: Final answer
    x = 39,592.99

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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.