Home / 50,916.02-70,267.39-28,255.05

Finding the Fourth Proportional to 50,916.02, 70,267.39 and 28,255.05

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Solution

The fourth proportional to 50,916.02, 70,267.39 and 28,255.05 is: 38,993.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,916.02 : 70,267.39 = 28,255.05 : x
  2. Step 2: Convert to fraction form
    50,916.02/70,267.39 = 28,255.05/x
  3. Step 3: Cross multiply
    50,916.02x = 70,267.39 × 28,255.05
  4. Step 4: Simplify right side
    50,916.02x = 1,985,408,547.18
  5. Step 5: Solve for x
    x = 1,985,408,547.18/50,916.02
  6. Step 6: Final answer
    x = 38,993.79

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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.