Home / 15,586.07-23,484.30-12,873.51

Finding the Fourth Proportional to 15,586.07, 23,484.30 and 12,873.51

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Solution

The fourth proportional to 15,586.07, 23,484.30 and 12,873.51 is: 19,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.07 : 23,484.30 = 12,873.51 : x
  2. Step 2: Convert to fraction form
    15,586.07/23,484.30 = 12,873.51/x
  3. Step 3: Cross multiply
    15,586.07x = 23,484.30 × 12,873.51
  4. Step 4: Simplify right side
    15,586.07x = 302,325,370.89
  5. Step 5: Solve for x
    x = 302,325,370.89/15,586.07
  6. Step 6: Final answer
    x = 19,397.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.