Home / 14,707.93-20,288.73-9,038.74

Finding the Fourth Proportional to 14,707.93, 20,288.73 and 9,038.74

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Solution

The fourth proportional to 14,707.93, 20,288.73 and 9,038.74 is: 12,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,707.93 : 20,288.73 = 9,038.74 : x
  2. Step 2: Convert to fraction form
    14,707.93/20,288.73 = 9,038.74/x
  3. Step 3: Cross multiply
    14,707.93x = 20,288.73 × 9,038.74
  4. Step 4: Simplify right side
    14,707.93x = 183,384,555.40
  5. Step 5: Solve for x
    x = 183,384,555.40/14,707.93
  6. Step 6: Final answer
    x = 12,468.41

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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.