Home / 14,364.32-19,777.76-13,052.08

Finding the Fourth Proportional to 14,364.32, 19,777.76 and 13,052.08

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Solution

The fourth proportional to 14,364.32, 19,777.76 and 13,052.08 is: 17,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.32 : 19,777.76 = 13,052.08 : x
  2. Step 2: Convert to fraction form
    14,364.32/19,777.76 = 13,052.08/x
  3. Step 3: Cross multiply
    14,364.32x = 19,777.76 × 13,052.08
  4. Step 4: Simplify right side
    14,364.32x = 258,140,905.74
  5. Step 5: Solve for x
    x = 258,140,905.74/14,364.32
  6. Step 6: Final answer
    x = 17,970.98

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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.