Home / 23,518.81-32,455.86-12,763.45

Finding the Fourth Proportional to 23,518.81, 32,455.86 and 12,763.45

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Solution

The fourth proportional to 23,518.81, 32,455.86 and 12,763.45 is: 17,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.81 : 32,455.86 = 12,763.45 : x
  2. Step 2: Convert to fraction form
    23,518.81/32,455.86 = 12,763.45/x
  3. Step 3: Cross multiply
    23,518.81x = 32,455.86 × 12,763.45
  4. Step 4: Simplify right side
    23,518.81x = 414,248,746.32
  5. Step 5: Solve for x
    x = 414,248,746.32/23,518.81
  6. Step 6: Final answer
    x = 17,613.51

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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.