Home / 39,430.23-59,130.83-31,013.16

Finding the Fourth Proportional to 39,430.23, 59,130.83 and 31,013.16

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Solution

The fourth proportional to 39,430.23, 59,130.83 and 31,013.16 is: 46,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,430.23 : 59,130.83 = 31,013.16 : x
  2. Step 2: Convert to fraction form
    39,430.23/59,130.83 = 31,013.16/x
  3. Step 3: Cross multiply
    39,430.23x = 59,130.83 × 31,013.16
  4. Step 4: Simplify right side
    39,430.23x = 1,833,833,736.66
  5. Step 5: Solve for x
    x = 1,833,833,736.66/39,430.23
  6. Step 6: Final answer
    x = 46,508.32

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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.