Home / 25,802.32-35,605-17,430.16

Finding the Fourth Proportional to 25,802.32, 35,605 and 17,430.16

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Solution

The fourth proportional to 25,802.32, 35,605 and 17,430.16 is: 24,052.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.32 : 35,605 = 17,430.16 : x
  2. Step 2: Convert to fraction form
    25,802.32/35,605 = 17,430.16/x
  3. Step 3: Cross multiply
    25,802.32x = 35,605 × 17,430.16
  4. Step 4: Simplify right side
    25,802.32x = 620,600,846.80
  5. Step 5: Solve for x
    x = 620,600,846.80/25,802.32
  6. Step 6: Final answer
    x = 24,052.13

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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.