Home / 15,560.40-23,340.60-14,345.40

Finding the Fourth Proportional to 15,560.40, 23,340.60 and 14,345.40

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Solution

The fourth proportional to 15,560.40, 23,340.60 and 14,345.40 is: 21,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.40 : 23,340.60 = 14,345.40 : x
  2. Step 2: Convert to fraction form
    15,560.40/23,340.60 = 14,345.40/x
  3. Step 3: Cross multiply
    15,560.40x = 23,340.60 × 14,345.40
  4. Step 4: Simplify right side
    15,560.40x = 334,830,243.24
  5. Step 5: Solve for x
    x = 334,830,243.24/15,560.40
  6. Step 6: Final answer
    x = 21,518.10

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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.