Home / 14,853.60-20,495.28-9,547.20

Finding the Fourth Proportional to 14,853.60, 20,495.28 and 9,547.20

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Solution

The fourth proportional to 14,853.60, 20,495.28 and 9,547.20 is: 13,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.60 : 20,495.28 = 9,547.20 : x
  2. Step 2: Convert to fraction form
    14,853.60/20,495.28 = 9,547.20/x
  3. Step 3: Cross multiply
    14,853.60x = 20,495.28 × 9,547.20
  4. Step 4: Simplify right side
    14,853.60x = 195,672,537.22
  5. Step 5: Solve for x
    x = 195,672,537.22/14,853.60
  6. Step 6: Final answer
    x = 13,173.41

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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.