Home / 19,368.60-26,705.34-14,897.40

Finding the Fourth Proportional to 19,368.60, 26,705.34 and 14,897.40

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Solution

The fourth proportional to 19,368.60, 26,705.34 and 14,897.40 is: 20,540.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.60 : 26,705.34 = 14,897.40 : x
  2. Step 2: Convert to fraction form
    19,368.60/26,705.34 = 14,897.40/x
  3. Step 3: Cross multiply
    19,368.60x = 26,705.34 × 14,897.40
  4. Step 4: Simplify right side
    19,368.60x = 397,840,132.12
  5. Step 5: Solve for x
    x = 397,840,132.12/19,368.60
  6. Step 6: Final answer
    x = 20,540.47

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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.