Home / 46,688.31-64,411.50-28,752.18

Finding the Fourth Proportional to 46,688.31, 64,411.50 and 28,752.18

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Solution

The fourth proportional to 46,688.31, 64,411.50 and 28,752.18 is: 39,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,688.31 : 64,411.50 = 28,752.18 : x
  2. Step 2: Convert to fraction form
    46,688.31/64,411.50 = 28,752.18/x
  3. Step 3: Cross multiply
    46,688.31x = 64,411.50 × 28,752.18
  4. Step 4: Simplify right side
    46,688.31x = 1,851,971,042.07
  5. Step 5: Solve for x
    x = 1,851,971,042.07/46,688.31
  6. Step 6: Final answer
    x = 39,666.70

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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.