Home / 14,845.55-20,477.00-9,547.07

Finding the Fourth Proportional to 14,845.55, 20,477.00 and 9,547.07

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Solution

The fourth proportional to 14,845.55, 20,477.00 and 9,547.07 is: 13,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845.55 : 20,477.00 = 9,547.07 : x
  2. Step 2: Convert to fraction form
    14,845.55/20,477.00 = 9,547.07/x
  3. Step 3: Cross multiply
    14,845.55x = 20,477.00 × 9,547.07
  4. Step 4: Simplify right side
    14,845.55x = 195,495,273.87
  5. Step 5: Solve for x
    x = 195,495,273.87/14,845.55
  6. Step 6: Final answer
    x = 13,168.62

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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.