Home / 14,715.27-20,312.96-9,052.32

Finding the Fourth Proportional to 14,715.27, 20,312.96 and 9,052.32

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Solution

The fourth proportional to 14,715.27, 20,312.96 and 9,052.32 is: 12,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.27 : 20,312.96 = 9,052.32 : x
  2. Step 2: Convert to fraction form
    14,715.27/20,312.96 = 9,052.32/x
  3. Step 3: Cross multiply
    14,715.27x = 20,312.96 × 9,052.32
  4. Step 4: Simplify right side
    14,715.27x = 183,879,368.81
  5. Step 5: Solve for x
    x = 183,879,368.81/14,715.27
  6. Step 6: Final answer
    x = 12,495.82

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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.