Home / 25,587.51-35,269.86-17,072.79

Finding the Fourth Proportional to 25,587.51, 35,269.86 and 17,072.79

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Solution

The fourth proportional to 25,587.51, 35,269.86 and 17,072.79 is: 23,533.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.51 : 35,269.86 = 17,072.79 : x
  2. Step 2: Convert to fraction form
    25,587.51/35,269.86 = 17,072.79/x
  3. Step 3: Cross multiply
    25,587.51x = 35,269.86 × 17,072.79
  4. Step 4: Simplify right side
    25,587.51x = 602,154,913.11
  5. Step 5: Solve for x
    x = 602,154,913.11/25,587.51
  6. Step 6: Final answer
    x = 23,533.16

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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.