Home / 25,547.20-35,258.40-14,369.12

Finding the Fourth Proportional to 25,547.20, 35,258.40 and 14,369.12

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Solution

The fourth proportional to 25,547.20, 35,258.40 and 14,369.12 is: 19,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.20 : 35,258.40 = 14,369.12 : x
  2. Step 2: Convert to fraction form
    25,547.20/35,258.40 = 14,369.12/x
  3. Step 3: Cross multiply
    25,547.20x = 35,258.40 × 14,369.12
  4. Step 4: Simplify right side
    25,547.20x = 506,632,180.61
  5. Step 5: Solve for x
    x = 506,632,180.61/25,547.20
  6. Step 6: Final answer
    x = 19,831.22

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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.