Home / 10,051.32-15,017.48-9,706.80

Finding the Fourth Proportional to 10,051.32, 15,017.48 and 9,706.80

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Solution

The fourth proportional to 10,051.32, 15,017.48 and 9,706.80 is: 14,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.32 : 15,017.48 = 9,706.80 : x
  2. Step 2: Convert to fraction form
    10,051.32/15,017.48 = 9,706.80/x
  3. Step 3: Cross multiply
    10,051.32x = 15,017.48 × 9,706.80
  4. Step 4: Simplify right side
    10,051.32x = 145,771,674.86
  5. Step 5: Solve for x
    x = 145,771,674.86/10,051.32
  6. Step 6: Final answer
    x = 14,502.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.