Home / 16,157.49-22,303.43-9,445.30

Finding the Fourth Proportional to 16,157.49, 22,303.43 and 9,445.30

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Solution

The fourth proportional to 16,157.49, 22,303.43 and 9,445.30 is: 13,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,157.49 : 22,303.43 = 9,445.30 : x
  2. Step 2: Convert to fraction form
    16,157.49/22,303.43 = 9,445.30/x
  3. Step 3: Cross multiply
    16,157.49x = 22,303.43 × 9,445.30
  4. Step 4: Simplify right side
    16,157.49x = 210,662,587.38
  5. Step 5: Solve for x
    x = 210,662,587.38/16,157.49
  6. Step 6: Final answer
    x = 13,038.08

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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.