Home / 14,818.72-20,445.04-10,570.48

Finding the Fourth Proportional to 14,818.72, 20,445.04 and 10,570.48

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Solution

The fourth proportional to 14,818.72, 20,445.04 and 10,570.48 is: 14,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.72 : 20,445.04 = 10,570.48 : x
  2. Step 2: Convert to fraction form
    14,818.72/20,445.04 = 10,570.48/x
  3. Step 3: Cross multiply
    14,818.72x = 20,445.04 × 10,570.48
  4. Step 4: Simplify right side
    14,818.72x = 216,113,886.42
  5. Step 5: Solve for x
    x = 216,113,886.42/14,818.72
  6. Step 6: Final answer
    x = 14,583.84

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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.