Home / 46,931.86-70,403.66-15,345.10

Finding the Fourth Proportional to 46,931.86, 70,403.66 and 15,345.10

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Solution

The fourth proportional to 46,931.86, 70,403.66 and 15,345.10 is: 23,019.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,931.86 : 70,403.66 = 15,345.10 : x
  2. Step 2: Convert to fraction form
    46,931.86/70,403.66 = 15,345.10/x
  3. Step 3: Cross multiply
    46,931.86x = 70,403.66 × 15,345.10
  4. Step 4: Simplify right side
    46,931.86x = 1,080,351,203.07
  5. Step 5: Solve for x
    x = 1,080,351,203.07/46,931.86
  6. Step 6: Final answer
    x = 23,019.57

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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.