Home / 14,626.60-21,875.90-13,077.80

Finding the Fourth Proportional to 14,626.60, 21,875.90 and 13,077.80

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Solution

The fourth proportional to 14,626.60, 21,875.90 and 13,077.80 is: 19,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.60 : 21,875.90 = 13,077.80 : x
  2. Step 2: Convert to fraction form
    14,626.60/21,875.90 = 13,077.80/x
  3. Step 3: Cross multiply
    14,626.60x = 21,875.90 × 13,077.80
  4. Step 4: Simplify right side
    14,626.60x = 286,088,645.02
  5. Step 5: Solve for x
    x = 286,088,645.02/14,626.60
  6. Step 6: Final answer
    x = 19,559.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.