Home / 45,969.61-63,423.48-28,055.65

Finding the Fourth Proportional to 45,969.61, 63,423.48 and 28,055.65

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Solution

The fourth proportional to 45,969.61, 63,423.48 and 28,055.65 is: 38,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969.61 : 63,423.48 = 28,055.65 : x
  2. Step 2: Convert to fraction form
    45,969.61/63,423.48 = 28,055.65/x
  3. Step 3: Cross multiply
    45,969.61x = 63,423.48 × 28,055.65
  4. Step 4: Simplify right side
    45,969.61x = 1,779,386,943.32
  5. Step 5: Solve for x
    x = 1,779,386,943.32/45,969.61
  6. Step 6: Final answer
    x = 38,707.90

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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.