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Finding the Fourth Proportional to 46,953.42, 70,430.49 and 15,788.22

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Solution

The fourth proportional to 46,953.42, 70,430.49 and 15,788.22 is: 23,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,953.42 : 70,430.49 = 15,788.22 : x
  2. Step 2: Convert to fraction form
    46,953.42/70,430.49 = 15,788.22/x
  3. Step 3: Cross multiply
    46,953.42x = 70,430.49 × 15,788.22
  4. Step 4: Simplify right side
    46,953.42x = 1,111,972,070.83
  5. Step 5: Solve for x
    x = 1,111,972,070.83/46,953.42
  6. Step 6: Final answer
    x = 23,682.45

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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.