Home / 14,916.26-20,579.88-9,810.32

Finding the Fourth Proportional to 14,916.26, 20,579.88 and 9,810.32

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Solution

The fourth proportional to 14,916.26, 20,579.88 and 9,810.32 is: 13,535.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.26 : 20,579.88 = 9,810.32 : x
  2. Step 2: Convert to fraction form
    14,916.26/20,579.88 = 9,810.32/x
  3. Step 3: Cross multiply
    14,916.26x = 20,579.88 × 9,810.32
  4. Step 4: Simplify right side
    14,916.26x = 201,895,208.36
  5. Step 5: Solve for x
    x = 201,895,208.36/14,916.26
  6. Step 6: Final answer
    x = 13,535.24

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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.