Home / 35,565.40-53,350.71-10,603.45

Finding the Fourth Proportional to 35,565.40, 53,350.71 and 10,603.45

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Solution

The fourth proportional to 35,565.40, 53,350.71 and 10,603.45 is: 15,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.40 : 53,350.71 = 10,603.45 : x
  2. Step 2: Convert to fraction form
    35,565.40/53,350.71 = 10,603.45/x
  3. Step 3: Cross multiply
    35,565.40x = 53,350.71 × 10,603.45
  4. Step 4: Simplify right side
    35,565.40x = 565,701,585.95
  5. Step 5: Solve for x
    x = 565,701,585.95/35,565.40
  6. Step 6: Final answer
    x = 15,905.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.