Home / 19,675.60-29,464.80-14,718.40

Finding the Fourth Proportional to 19,675.60, 29,464.80 and 14,718.40

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Solution

The fourth proportional to 19,675.60, 29,464.80 and 14,718.40 is: 22,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.60 : 29,464.80 = 14,718.40 : x
  2. Step 2: Convert to fraction form
    19,675.60/29,464.80 = 14,718.40/x
  3. Step 3: Cross multiply
    19,675.60x = 29,464.80 × 14,718.40
  4. Step 4: Simplify right side
    19,675.60x = 433,674,712.32
  5. Step 5: Solve for x
    x = 433,674,712.32/19,675.60
  6. Step 6: Final answer
    x = 22,041.24

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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.