Home / 23,565.51-32,520.42-12,955.32

Finding the Fourth Proportional to 23,565.51, 32,520.42 and 12,955.32

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Solution

The fourth proportional to 23,565.51, 32,520.42 and 12,955.32 is: 17,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,565.51 : 32,520.42 = 12,955.32 : x
  2. Step 2: Convert to fraction form
    23,565.51/32,520.42 = 12,955.32/x
  3. Step 3: Cross multiply
    23,565.51x = 32,520.42 × 12,955.32
  4. Step 4: Simplify right side
    23,565.51x = 421,312,447.63
  5. Step 5: Solve for x
    x = 421,312,447.63/23,565.51
  6. Step 6: Final answer
    x = 17,878.35

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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.